Question

question 30
what is the best alternate title for the text?
the social relationships of underwater animals
how global warming has affected humans and animals
testing brain size theory by studying primates and cetaceans
the relationship between animals and humans

Explanation:

The text is about testing a theory (Social Size Theory) by studying primates and cetaceans. The title should reflect this main focus.

Answer:

C. Testing Brain Size Theory by Studying Primates and Cetaceans