In this task your given two statements. You must judge whether the second sentence is the cause or effect of the first one. Label the instances as "cause" or "effect" based on your judgment. The sentences are separated by a newline character.

[EX Q]: The college student wanted to meet other students on campus.
He joined a fraternity.
[EX A]: effect

[EX Q]: The girl received a trophy.
She won a spelling bee.
[EX A]: cause

[EX Q]: I changed the topic of conversation.
The conversation became tense.
[EX A]:
cause