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 man looked at his watch, so he knew it wasn't him
[A]: not plausible


[Q]: The mirror in the bathroom fogged up, so I could not see what was going on
[A]: plausible


[Q]: The man dropped food on the floor, so it was a no brainer
[A]:
not plausible