TASK DEFINITION: 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".
PROBLEM: I was confused by the professor's lecture, so I thought I'd ask here

SOLUTION: plausible

PROBLEM: The boy murmured his reply to his mother, so causing him to look up

SOLUTION: not plausible

PROBLEM: The homeowners disliked their nosy neighbors, so they didn't want to disturb them

SOLUTION:
not plausible