Part 1. Definition
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".
Part 2. Example
The animal species became endangered. (A) Their habitat was destroyed. (B) Their predators went extinct., Question: cause
Answer: A
Explanation: The question word is cause, so we should find the possible cause of the premise. Option A can be the cause of the premise, and the output should be "A".
Part 3. Exercise
The computer crashed. (A) I backed up my files. (B) I downloaded a virus., Question: cause
Answer:
B