Which of the following statements is true of Leadership Era 4? 

Relict sediments occur only on continental shelves on Atlantic-type coastal margins, because those areas had the lowest water levels during the last ice age.

Herpes zoster occurs when the varicella-zoster virus lies dormant on a cranial or spinal nerve dermatone until it becomes activated years later. 

Lithospheric plates are defined by their chemical makeup, which is high in aluminum and iron.

The San Andreas Fault is a transform fault between two sections of a mid-ocean ridge.

People might need the following elements to implement protective actions (select all that apply)

The oldest sediments on the abyssal plain are those that are farthest from the mid-ocean ridge.

When viewing a bathymetric map of the sea floor, which of the following should be true?

Vertigo is simply explained as the illusion of motion, and people experiencing vertigo feel the room is spinning. 

Meniere disease can cause intermittent vertigo, tinnitus, and unilateral hearing loss, as well as nausea and vomiting.