Please help will give brainliest

Part A

Yes because when it comes to whales and humans we have a lot in common. They have different behaviors and languages within their own culture as humans do.They come in a lot of sizes and have different behaviors. Just like us and they are also mammals. While other sea creatures have gills.

Part B

I hope this help's a tiny bit!

Humpback whales are very big ocean animals, they have bumps all over their body and have a white stomach while the rest are almost black.Humpback whales are very similar to other whales because of their size and features.I do think some other existing species share an evolutionary lineage with humans or humpback whales. The blue whale as almost the same pattern and size of the Humpback whale. And share some of the same DNA.

Alright, i'm gonna try to explain this as good as possible. the law of conservation is like a collection overtime. it never changes though. no matter how you change the constituent parts.