In this task, you are given a premise sentence, two possible options and a question word. If the question was cause you should select the option that is a possible cause of the premise sentence, and if the question word was effect you should find the option which is a possible effect of the premise sentence. Answer with "A" or "B".

[EX Q]: The family took their dog to the veterinarian. (A) The dog chewed on a bone. (B) The dog injured his paw., Question: cause
[EX A]: B

[EX Q]: The school principal implemented a dress code. (A) Students protested the decision. (B) Students were expelled from school., Question: effect
[EX A]: A

[EX Q]: The mother suspected that her son was lying. (A) He refused to talk to her. (B) He avoided making eye contact with her., Question: cause
[EX A]:
B