Question

consider the generalized cladogram of fish.
osteichthyes is a group of fish that have the derived characteristics of jaws and true bones. which letter corresponds to where osteichthyes belongs on the cladogram?

Explanation:

A cladogram shows evolutionary relationships. Osteichthyes has jaws and true bones. In the cladogram, the branch with both "Jaws" and "Bones" characteristics is where Osteichthyes would be. Looking at the diagram, the branch labeled A has both these derived characteristics.

Answer:

A