885 SecC 5

5.     If anyone at InterCom Financial Advisers would have anticipated, or even suspected, the impending sale of the Koniko kelp processing plant, they would have advised owners of Koniko stock to unload all shares immediately.

(A) If anyone at InterCom Financial Advisers would have anticipated

(B) Had anyone at InterCom Financial Advisers anticipated

(C) If any people at InterCom Financial Advisers would have anticipated

(D) If any people at InterCom Financial Advisers had anticipated

(E) If anybody at InterCom Financial Advisers anticipated

答案是D，我不太明白为什么B不对呢，请NN指点，多谢！

Anyone is always singular.