What is the main inspiratory muscle in the body?

Identify feature B       supraorbital margin                  supraorbital foramen              squama  frontal sinus           zygomatic process       zygomatic process                   mastoid process                       external auditory canal        squama                                styloid process            mandibular fossa                     carotid canal                             stylomastoid foramen           jugular foramen       petrous portion                        internal auditory canal             foramen magnum                  occipital condyle                          hypoglossal canal                    external occipital protuberance                                               superior orbital fissure                   inferior orbital fissure              sella turcica                               sphenoidal sinus                    pterygoid processes          lesser wing       greater wing                             optic canal                                 foramen ovale                       foramen spinosum             foramen rotundum                        body                                          crista galli                                  cribriform plate                      olfactory foramina       superior nasal conchae            middle nasal conchae              ethmoidal sinus                      perpendicular plate                        infraorbital margin                    infraorbital foramen                palatine process                incisive foramen                      maxillary sinus                          alveolar process                      zygomatic process             frontal process              orbital surface                         mental foramen                        body                                         ramus                                  angle                                            mandibular condyle                coronoid process                      mandibular notch                    alveolar process                mandibular foramen       horizontal plate                       temporal process                     maxillary process                     frontal process                  infraorbital margin       coronal suture                         sagittal suture                          lambdoidal suture                    squamous suture

________________ is a price structure in which  the seller charges the highest price that each consumer is willing to pay for the product rather than go without it.

In the above figure, The type of good in perfect competition is (4) _________________________

Hint: A price-taker is an individual or company that must accept prevailing prices in a market, lacking the market share to influence market price on its own. In the above figure, a firm in oligopoly is (9) _____________________ 

Based on the figure above illustrating perfect competition and monopoly:which of the following is not true for a monopolist?

  ________________is a condition in which a person’s or group’s actions cause a benefit to be felt by others.  

Online retail platforms use consumer product review big data, combined with machine learning techniques, to determine whether a potential customer will make a purchase during the next year’s Thanksgiving break. This is an example of _____________.

In a cartel, several firms band together in order to act as _____________ and capture the benefits.

The excess capacity theorem states that, in equilibrium, a monopolistically competitive firm will produce an output _________  the one that would minimize its unit costs of production.