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".

The spy discovered the enemy's location. (A) The spy bugged the enemy's phone. (B) The spy was hired by the government., Question: cause
A

The student received detention. (A) He talked back to the teacher. (B) The teacher graded his homework., Question: cause
A

The host cancelled the party. (A) She was certain she had the flu. (B) She worried she would catch the flu., Question: cause

A