Question

on the outside of an earthworm, there is a segment where reproductive organs are located. what is that segment called?
aortic arches
ganglion
clitellum

Explanation:

The clitellum is the segment on an earthworm's outside where reproductive organs are located. Aortic arches are related to circulation, and ganglion is related to the nervous system, so they don't match the description of the reproductive - organ - containing segment.

Answer:

C. clitellum