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 boy turned the lid on the jar, so he couldn't see what was going on

Answer: not plausible


Question: The woman felt compelled to help someone in need, so she jumped at the opportunity to help

Answer: plausible


Question: The tenant misplaced his keys to his apartment, so he couldn't call for help

Answer:
plausible