ACCORDING TO THE PASSAGE, THE TERM “DOUBLE METAMORPHOSIS ” REFERS T...

64.According to the passage, the term “double metamorphosis ” refers to the fact that

amphibian______ .

A.first breathe through their gills, then through their lungs, then through their skin

B.change both the shape of their bodies and the way in which they lay eggs

C.first live in water, then on land, then in mud in the bottom of ponds and lakes

D.change both their methods of breathing and their feeding habits