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 customer filed a complaint with the store manager. (A) The sales associate undercharged the customer. (B) The sales associate acted rude to the customer., Question: cause

A: B
****
Q: The skydiver glided safely to the ground. (A) She opened her parachute. (B) She jumped out of the plane., Question: cause

A: A
****
Q: The boy climbed the tree. (A) A cat got stuck in the tree. (B) A bird built a nest in the tree., Question: cause

A:
A
****