既然产品在我国市场销售，价格应由我方来调整。

A.Since the products sold in our market, the prices should be set by us.

B.Since the products will be sold in our country, the prices should be regulated by us.

C.Because the products sold in our market, we should set the price.

D.Because the products sold in our market, so we should set the price.

正确答案：Since the products will be sold in our country, the prices should be regulated by us.