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".
--------
Question: The man slid the razor across his chin, so he couldn't see what was going on

Answer: not plausible


Question: The clock stopped ticking, so I gave up and went to sleep

Answer: plausible


Question: The doctor x-rayed the patient's arm, so he could see the doctor

Answer:
not plausible