Suppose that a certain college class contains 13 students, Or these. 19 are juniors. 25 gre history majors and 8 are neither. A student is selected at random from the class. (a) What is the grobability that the student is both a junior and a history major? (b) Given that the student selected is a junior, what is the probability that she is also a history major? White your responses as fractions. (If necessary, consuit a luat of formaidas.).