单选题 Man: Can I borrow your maths textbook? I lost mine on the bus.
Woman: You've asked the right person. I happen to have an extra copy.
Question: What does the woman mean?

【正确答案】 B
【答案解析】[解析] 男士向女士借书,而女士说男士找对了人,因为她碰巧有一本多余。所以B的内容“她可以给男士帮忙”是正确答案。