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 speaker disarmed her debate opponent, so she gave up on it
[A]: not plausible


[Q]: The woman sensed a pleasant smell, so she opened the door to see what was going on
[A]: plausible


[Q]: The pond froze over for the winter, so we had to walk back to the forest
[A]:
plausible