In this task, you will be given two sentences separated by ", so". You should decide whether the first sentence can be the cause of the second sentence. If you can see a possible causation, answer with "plausible", otherwise answer with "not plausible".

Q: The pond froze over for the winter, so we didn't have too much snow

A: not plausible
****
Q: The teacher took roll, so I got to go with her

A: not plausible
****
Q: The teacher took roll, so I didn't have to worry about it

A:
plausible
****