What does the speaker say about the road between M

单项选择题

Questions 17-20 are based on the following talk in a geography class. You now have 20 seconds to read Questions 17-20.

What does the speaker say about the road between Maine and Quebec

A．It was built by the Canadians.
B．It was built to facilitate trade.
C．The path for the road was extremely difficult to clear.
D．Hostilities between Canada and the United States caused construction delays.