再问大全30

1.        A special Japanese green tea called genmai-cha contains brown rice and is considered as a delicacy fit for a gourmet by most Japanese, though it is virtually unavailable outside Yokohama.

(B) Considered to be a delicacy fit for a gourmet by most Japanese, genmai-cha is a special green tea that contains brown rice, virtually unavailable outside Yokohama.

(C) A special Japanese green tea called genmai-cha contains brown rice and is considered a gourmet delicacy by most Japanese, though it is virtually unavailable outside Yokohama.

看了前人的贴, 都说对答案没问题, 可又提出了关于B的很多问题, 偶想知道, B到底哪里不如C, 偶怎么觉着B更简练? 是不是仅仅是因为virtually...后面的修饰会造成修饰rice的歧义, 还有其他理由么?