Answer:
I THINK it's a here is why (I may be wrong sorry)
Step-by-step explanation:
The reason I think a is it is just explaining material it is not integrating because it's not stated like a question it is not compound because you can not stretch the information very farther than that one sentence close to being complex but its not complex because a simple reader could tell you what it's talking about. (Im typed fast so no periods sorry)