According to Public Citizen, how does freer trade with the United States erode Canada?

The answer is D. NAFTA

Explanation:

is characterized as the North American Free Trade Agreement which takes into account the disposal of import amounts and taxes between the United States, Mexico, and Canada. A case of NAFTA is the assertion that appeared on January 1, 1994, to invigorate exchange and speculation between the U.S. Canada and Mexico.

the 4th option is the answer

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !