Which of the following statements is correct regarding functional dependencies?

Refer to the relational schema below, answer the following questions: CarRental(RentalID, CarID, CustomerID, RentalDate, ReturnDate, CustomerName, CarModel, RentalCost)   This table has the set of functional dependencies: {CustomerID} –> CustomerName{CarID} –> CarModel{RentalID} –> CarID, CustomerID, RentalDate, ReturnDate{CarID, RentalDate} –> RentalCost What normal form the table CarRental is in?

What is the main purpose of a database management system (DBMS)?

Which of the following represents a one-to-many relationship in a database?

Refer to the relational schema below, answer the following questions: CarRental(RentalID, CarID, CustomerID, RentalDate, ReturnDate, CustomerName, CarModel, RentalCost)   This table has the set of functional dependencies: {CustomerID} –> CustomerName{CarID} –> CarModel{RentalID} –> CarID, CustomerID, RentalDate, ReturnDate{CarID, RentalDate} –> RentalCost What is the primary key of table CarRental?

36) ________ increase(s) the surface area of the lining of the small intestine.

16) The ________ is the base, or floor, of the mouth.

45) ________ is/are varicose veins of the rectum.

41) Protein digestion begins in the ________.

31) Internally, most teeth are made up of what mineralized, bonelike substance?