Which of the following examples best illustrates the principle of sensory adaptation?
a. the shock felt by a swimmer who jumps into a pool of ice cold water
b. your awareness of the weight of your backpack when you first pick it up
c. the irritation felt when your roommate turns on your bedroom light at 3 a.m.
d. your eventual failure to notice the background music at a restaurant
e. A and B are correct.