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".

[EX Q]: I wrote a thank-you note to my grandmother because i didn't know how to do it
[EX A]: not plausible

[EX Q]: the woman covered her ears because she didn't know what to say
[EX A]: not plausible

[EX Q]: the bartender refused to serve the patron because he didn't have a warrant
[EX A]:
not plausible