In school, Brendan has been conditioned to get up from his seat every time he hears the school bell ring. Brendan was sitting at McDonalds eating with friends, when a loud sound similar to the school bell rang from the kitchen. Without even thinking, Brendan jumped out of his seat at McDonalds. Label the following for this scenario:

a. Unconditioned Stimulus (US)_

b. Conditioned Stimulus (CS)_

c. Unconditioned Response (UR)_

d. Conditioned Response (CR)_