What Impact Does Reinforcement Have on Self-Harming Behaviors

What impact does reinforcement have on self-harming behaviors?

A) Self-harming behaviors are a protective factor for suicide contagion reinforcing the experience.
B) Self-harming behaviors provide pain to the individual decreasing the probability that they will happen again.
C) Self-harming behaviors provide a reported relief from the anxiety experience and are therefore reinforced.
D) Self-harming behaviors are not reinforced by the effect that they cause.