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 avoided giving a straight answer to the question because the answer was so simple
not plausible

the children knocked over a lamp because they didn't know what was going on
not plausible

the boy filled the bucket with sand because he was building a sand castle

plausible