Answer:
C) the group is paraphyletic.
Explanation:
In the classification of hominoids, the orangutan, gorilla, and chimpanzee are grouped together into the Pongidae family; while humans are placed in another family (Hominidae) because this classification recognizes to Pongidae as a paraphyletic group. The paraphyletic groups are the taxa that have a common ancestor and include some (instead of everyone) their descendants. In this case, the Pongidae family is composed of genera that descended from one ancestral species but does not include the complete list of the descendants of that species.
I mean, your cerebrum is a part of your brain so...
C Increased nitrogen levels in the ponds
