The answer to this is true as air resistance has no definate hold over the object
If we all had the same DNA that would mean we would all be the same, no differences <span />
"Survival of the fittest" is the one among the following choices given in the question which is an aspect of Darwin's theory that is shown as an example in this scenario. The correct option among all the options that are given in the question is the third option or option "c". I hope that this answer has helped you.
Although the dolphin lives in the sea, it is not a fish - it's a mammal.
It makes the most sense if you read it aloud.