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".

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


[Q]: The man won the lottery. (A) He became rich. (B) He owed money., Question: effect
[A]: A


[Q]: The book became a huge bestseller. (A) It was adapted into a movie. (B) The author faded into obscurity., Question: effect
[A]:
A