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".

the bird couldn't fly because it was too small
plausible

the friends' debate dragged on interminably because there were so few of them
not plausible

the boat capsized because it was so simple

not plausible