The arctic tundra can be found in a. greenland b. canada c. the united states d. all of the above im thinking a.

The correct answer is - d. all of he above.

The Arctic tundra occupies big portion of the northern part of the North American continent. It is spread in the northern half of Canada, in big portion of Alaska which is part of the United States, and also along the coastline of Greenland, mostly on the southern coast, and southern half of the western and eastern coasts. The Arctic tundra characterizes with long and cold winters, very short fresh summers, low miniature plants, and small diversity in animals.