Please answer all if possible and there are 3 questions Which environmental problem is the biggest problem for the Great Lakes?
A. Dams
B. air pollution leading to acid rain
C. Exporting raw materials
D. Over-extraction of minerals

Canada became an independent nation by
A. Winning a war against Great Britain.
B. Signing a series of treaties with Great Britain.
C. Buying the land from France.
D. Overthrowing Great Britain’s monarchy.

Canada was explored and colonized by the
A. Americans.
B. British and French.
C. British and Germans.
D. French and Spanish.

Question 1, Answer B i think

              Question  2, Answer B

              Question 3, Answer B

HOPE THIS HELPS

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.