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".

The patient was dehydrated, so she took him to the hospital
plausible

The speaker disarmed her debate opponent, so she gave up on it
not plausible

The man signed the document, so I don't know what the hell he is talking about

plausible