You Have Just Arrived at the Library to Study and Just

Multiple Choice

You have just arrived at the library to study and just as you are starting to read your assignment, a group of students at a nearby table begin a loud conversation. At first, these extra sounds annoy you, but you return to your reading and pretty soon, you are no longer aware of them, even though the students are continuing to talk. This example is most similar to what is known as

A) a difference threshold
B) transduction
C) a perceptual set
D) sensory adaptation