Biology

The correct answer is: D. Jaws.

1. Analyze the cladogram:

A cladogram is a diagram that shows the evolutionary relationships among a group of organisms. The characteristics listed on the lines represent traits that evolved and are shared by the organisms to the right of that point on the cladogram.

The hagfish is at the far - left. The first characteristic that appears after the hagfish is “Jaws”.

For “Lungs”, it is further to the right, so not all animals to the right of the hagfish have lungs. For example, the perch h...