A Difference Between a Primary Follicle and a Primordial Follicle

Multiple Choice

A difference between a primary follicle and a primordial follicle is that

A) one has an antrum and the other does not.
B) the oocyte is larger in the primordial follicle.
C) the primary follicle is an earlier stage than the primordial follicle.
D) the primordial follicle has only a single layer of flat follicular cells, whereas the primary follicle is comprised of cuboidal follicle cells which multiply.