can someone please go to my profile and answer the question before this one that i asked but no one will answer???( will mark bainliest)

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?

How does climate change affect producers?

Which is an example of a vestigial structure? a: paw of a lionb: wing of a birdc: appendix of a humand: tail of a cat(i think it's a but i'm not sure)