Which is an example of a character vs. character conflict? *

A. Mimi lied to her brother a few weeks ago, and the guilt is killing her.
B. Ondina is sick of everyone in town staring at her pink hair.
C. Eric hit a tree head-on with his bike and now he has two black eyes.
D. Cam reported Zac for plagiarizing, and now Zac is getting an F.