There are 10 people taking part in a raffle. Ann, Bob, Elsa, Hans, Jim, Kira, Lena, Omar, Ravi, and Soo. Suppose that prize winners are randomly selected from the 10 people. Compute the probability of each of the following events. Event A: Kira is the first prize winner, Lena is second, and Elsa is third. Event B: The first three prize winners are Lena, Elsa, and Ann, regardless of order. Write your answers as fractions in simplest form. P (4) = [ X P (B) = [