A、  B、  C、  B这道问题询问募捐活动的目的，(B)项说为孩子们买书，因此是符合题意的。而(A)项中出现的medical insurance容易使考生联想到题干中的benefit，从而起到干扰作用。(C)项又出现了题干

You’re finished with the newspaper, right?
(A)It ended last month.
(B)I just ordered a subscription.
(C)Yes, you can take it if you like.

What is the benefit for?
(A)We offer medical insurance.
(B)It’s to buy books for children.
(C)Your benefits will start next week.