If two events A and B are mutually exclusive, what does the special rule of addition state?

If two events A and B are mutually exclusive, what does the special rule of addition state?

If two events A and B are mutually exclusive, what does the special rule of addition state?


A. P(A or B) = P(A) + P(B)
B. P(A and B) = P(A) + P(B)
C. P(A and/or B) = P(A) + P(B)
D. P(A or B) = P(A) – P(B)