In a barter economy, finding somebody who
题型：单项选择题
问题：
In a barter economy, finding somebody who wanted to trade his old car ______ a sailboat might not always be an easy task.
A. in terms of B. by auction forC. by way ofD. in exchange for
In a barter economy, finding somebody who wanted to trade his old car ______ a sailboat might not always be an easy task.
A. in terms of B. by auction forC. by way ofD. in exchange for