4. The following table displays the 100 senators of the 116th U.S. Congress on January 3, 2019, classified by political party affiliation and gender. Male Female Total Democrat Republican 45 28 17 45 8 53 Independent 2 I 0 2 Total 75 25 100 A senator is selected at random from this group. Compute the following probabilities. a. What is the probability that the senator is a woman? b. What is the probability that the senator is a Republican and a woman? c. Given that the senator is a woman, what is the probability that she is a Republican