Question

After [a]begin to branch off from brown bears, [bla polar bear's ancestors under
went a series of [c] evolution changes in order
to survive in the Arctic. The bears
adapted to a life of hunt ing seals and surviving [d]extremely cold. One of the
most remarkable (e] adaptation was the ability to thrive on a fat-rich diet with
out apparent heart damage.






please give me correct answer immediately​

Answer 1

Explanation:

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