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 clumsily bumped into the stranger, so causing him to fall to the ground

SOLUTION: plausible

PROBLEM: I finished a page of the book, so I thought I'd share it here

SOLUTION: plausible

PROBLEM: The product was heavily advertised, so it didn't cost me anything

SOLUTION:
not plausible