Carefully study the map above. which of the following mountain regions is labeled correctly? letter a – arbuckle letter b – wichita letter c – ouachita a. letter a only b. letter b only c. letter c only d. none of the mountain regions is labeled correctly.

Which of the following lists correctly orders the earth's layers from its innermost layer to its outermost layer? a. mantle, inner core, outer core, crust b. crust, inner core, outer core, mantle c. crust, mantle, outer core, inner core d. inner core, outer core, mantle, crust