Oskar always turns the aquarium light on before putting fish food into the tank. After a while, he notices that the fish swim to the top to look for the food as soon as he turns on the light. In this example, the is the unconditioned stimulus.

a. presence of Oskar near the aquarium
b. aquarium light
c. fish swimming to the top
d. water temperature
e. fish food

During jefferson's administration, which of the following represented his tenure? a) he believed the power of his gov depended upon his popularity b) jefferson thought that the strength of his government depended its use if force c) she refused to add territory to the u.s without approval of the states. d) jefferson though of “hands off” approach to the states and less power in the cen. gov. would benefit the nation