Describe the Function of the Medullary Cavity

Describe the function of the medullary cavity.

A) The medullary cavity contains compact bone lamella oriented for strength.
B) The medullary cavity contains spongy bone oriented along lines of stress.
C) The medullary cavity is a fibrous membrane containing blood vessels,lymphatic vessels,and sensory nerves.
D) The medullary cavity contains cartilage that allows long bones to get longer.
E) The medullary cavity contains the red bone marrow and the yellow bone marrow.