3. to see data for users from the u. s. and canada only in a view, which filter would be applied?

Filter 1: Include U.S. and Canada

Explanation:

To see the data for users from the United States and Canada only "in a view" - this means at a time - this means that only one filter is needed for seeing the data for both countries. This therefore means that Filter 1: include U.S and Canada is the best filter that should be applied.

answer; depression and breathing related sleep disorder(independent);