Fertilization Is Always Internal in Caecilians; Larval Stages Are Often

Fertilization is always internal in caecilians; larval stages are often

A) carried in special pouches on the back of the male until development is completed.
B) neotenic.
C) called newts.
D) held in the oviducts and the young emerge from the female as miniatures of the adult.
E) carried in the mouth of the female until development is completed.