Which ONE of the following statements about probability is INCORRECT?

A. If two binary outcomes (X and Y) are mutually exclusive the probability that either X or Y occurs is the sum of the probability that X occurs and the probability that Y occurs.

B. If two binary outcomes (X and Y) are independent, then the probability that both outcomes X and Y occur is the probability that X occurs multiplied by the probability that Y occurs.

C. When the outcome will definitely happen the probability of it happening is 1.

D. When an outcome can never happen, the probability of it happening is 1.

E. All probabilities range between 0 to 1.