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 cowgirl threw her lasso towards the horse, so she opened the front door
not plausible

I was confused by the professor's lecture, so i decided to check it out
plausible

The girl felt dizzy, so she decided to take a look

not plausible