Question

After [a]begin to branch off from brown bears, bla polar bear's ancestors unde went a series of [c] evolution changes in order to survive in the Arctic. The be 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 wi out apparent heart damage. edit the passage​

Answer 1

good afternoon how are you sorry I didn't now the answer

Answer 2

Explanation:

40 + 40=80-20=60 are you understand