In a sample of 1446 U.S. registered voters, 217 said that John Kennedy was the best president since World War II. Two registered voters are selected at random without replacement. 

(a) Find the probability that both registered voters say that John Kennedy was the best president since World War II.

(b) Find the probability that neither registered voter says that John Kennedy was the best president since World War II.

(c) Find the probability that at least one of the two registered voters says that John Kennedy was the best president since World War II.

(d) Which of the events can be considered unusual? Explain.

Use the Multiplication Rule.