Kathy’s heart rate increases every time she goes down a certain hallway at school. The boy that she likes has a locker in that hallway, and he often stands beside his locker and talks with friends. In the preceding scenario, what is most likely the unconditioned stimulus?
a. Kathy’s heart rate
b. Kathy’s attraction for the boy
c. The hallway where the boy’s locker is located
d. The boy

Martin, a 32-year-old human relations administrator at a university, believes that all professors over age 50 are incapable of learning the new educational technologies and are content to keep presenting their same "tired, boring" lectures. he often expresses these views to other administrators and does not encourage any of the "older" faculty members to attend professional development meetings related to new teaching approaches nor does he suggest that the university send them to any of the technology conferences. martin is exhibiting