<s>[INST] Dr. Maria Rodriguez, a plant molecular biologist, gave a lecture in the college cafeteria during lunch. The attendees consisted of 14 biology majors, 16 psychology majors, and one history major who accidentally wandered into the lecture. Find the probability that a randomly selected attendee: (a) is a psychology major, (b) is not a psychology major, (c) is not a biology major[/INST]