Hank loves to make sound effects with his mouth while he fli…

Hank loves to make sound effects with his mouth while he flies his toys through the air. Hank’s sister often makes fun of him when he does this and calls him weird. When his sister is listening to music on her headphones, she does not make fun of him. Now, Hank only makes sound effects when his sister is listening to music. The sight of his sister wearing her headphones is an example of an:

Maricel loves watching movies in the theater. Last week, she…

Maricel loves watching movies in the theater. Last week, she watched a movie at a friend’s house because she did not have a ride to the theater. This week, she passed on an opportunity to go see the movie in a theater because she had watched it with her friend. What is the value-altering effect of watching the movie at her friend’s house?