In this task, you will be given two sentences separated by "because". You should decide whether the first sentence can be the result of the second sentence. If you can see a possible cause and effect relationship, answer with "plausible", otherwise answer with "not plausible".

I learned how to play the board game because my friend explained the rules to me
plausible

the boy read the novel aloud to his grandfather because he was so good
plausible

the man got a discount on his groceries because he didn't know what he was doing

not plausible