1. What is the main topic of this article?
a. the hills of Portland, Maine
b. the harbor of Portland, Maine
c. the divers of Portland, Maine
d. the artillery of Portland, Maine
2. Which is not mentioned about the port of Portland?
a. It became a major shipbuilding center in the 18th century.
b. Its success made it a target for attack by the U.S.A.
c. Its harbor is one of many harbors on the Maine coast.
d. By 1806, Portland ranked as the 6th largest port in the country.
3. What is not mentioned as a characteristic of the coastline of Maine?
a. sandy beaches