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 clock stopped ticking.
The clock showed the wrong time.
[EX A]: effect

[EX Q]: The photographer got the child to smile.
The photographer quickly snapped the child's photo.
[EX A]: effect

[EX Q]: The boy failed his history exam.
He forgot to study.
[EX A]:
cause