Answer:
(c)Viviparity is considered to be
more evolved because the young?s ones are protected inside the mother's body
and are looked after once they are born, leading to more chances of survival,
e.g., mammals.
However, in oviparity, the female lays fertilized/unfertilized
eggs covered by a hard calcareous shell in a safe place in the environment. The
chances of survival are less as the young ones are left on their own.
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