A) theyre a way of visualizing how different species are related.
Here’s a quizlet I found that may be helpful! https://quizlet.com/173517257/nova-lab-quiz-flash-cards/
There are a couple reasons the ice is important to polar bears, but given the choices you have the correct one would be:
A. The polar bears can’t out swim the seals, so they sit quietly on an ice platform and attack the seals when they come up for air.
depends bc i have conflicting thoughts on it like safety, fame, etc. but probably not....