Suppose you toss a coin twice. Let A be the event that you observe HEAD for the first time, and let B be the event that you observe TAIL for the second time. Which of the following is true?

A) The events A and Bare independent but not disjoint.

B) The events A and B are disjoint but not independent.

C) The A events and B are both independent and disjoint.

D) The A events and B are neither independent nor disjoint.