Which of the following statements is TRUE according to the author?A、The more books you buy, the faster your library will grow.
B、The clearer the index, the more quickly you will find the passage you want.
C、The longer you read a book, the more you will benefit from it.
D、The more expensive the editions are, the more valuable the books are.
【正确答案】：B
【题目解析】：推理判断题。从文章最后两句话可以看书，不是买书买的越多越好的，所以A选项是错的；从第三段可以看出B选项是正确的；C、D选项无从得知。