The brochure covers a wide range of products we _______.

The brochure covers a wide range of products we _______.
A、deal with
B、deal in
C、hand in
D、hand over
【正确答案】：B
【题目解析】：答:处理  B:经营C:交  D:交出  
句意：这本小册子介绍了我们经营的一系列产品。