Answer:
adolescent egocentrism
Explanation:
Adolescent egocentrism refers to the phenomenon where the adolescent is unable to distinguish the perception that they have of what other people think of them and what the other people actually think of them.
Here, Tucker thinks that if he would wear the new jeans then his classmates would make fun of them. This is what he believes what others would think of him. He does not actually know what his classmates would think of the new jeans in reality.