The Difference Between a Misunderstanding and a Disagreement Is That

The difference between a misunderstanding and a disagreement is that:

A) a misunderstanding and a disagreement are essentially the same thing,and any differences are largely semantic
B) a misunderstanding is a failure to agree even when both sides understand each other,while a disagreement is a failure to accurately understand the other person's point
C) a misunderstanding is a failure to accurately understand the other person's point,while a disagreement is a failure to agree even when both sides understand each other
D) a misunderstanding compounds a disagreement by adding another level of complication,such as communication style or language barrier
E) a misunderstanding is a less severe form of a disagreement