It Is Believed That the Coelacanths and Lungfish Represent a Crucial

It is believed that the coelacanths and lungfish represent a crucial link between other fishes and tetrapods.What is the major feature in these fish in support of this hypothesis?

A) They produce amniotic eggs.
B) They have fins with a skeletal and muscular structure similar to tetrapod limbs.
C) They have highly evolved nervous and circulatory systems like most tetrapods.
D) They move onto land to eat and lay their eggs.
E) They enter a hibernative stage when food is scarce,as many tetrapods do.