Psychology review: 3. If the sound of an electric can opener causes a cat to salivate because it has been associated with the presentation of food, the cat's salivation to the sound of the can opener is a(n):
A. conditioned response.
B. unconditioned response.
C. conditioned stimulus.
D. unconditioned stimulus.

How do direct democracry and representative democary differ

Often, a goby fish and a shrimp will live together in a burrow the shrimp has dug in the sand. the shrimp is almost blind and therefore is unable to see predators approaching when he is outside of the burrow. when the shrimp is in danger, the goby fish touches the shrimp with its tail to warn him. then, both go back into their burrow for safety. which type of relationship does this represent? a. mutualism b. parasitism c. commensalism d. predator/prey

How is a federal loan different from a private loan for an education? a federal loan is available for any student who meets the government’s lending standards. a private loan is only available for students who show a need. a federal loan is only available for students who show a need. a private loan is available for any student who meets the bank’s lending standards. a federal loan can only be used to pay for a student’s tuition. a private loan can be used to pay for a student’s tuition and any other expenses. a federal loan can be used to pay for a student’s tuition and any other expenses. a private loan can only be used to pay for a student’s tuition.