Which of the following statements about tar sands is true?

Question

Quizplus · Accepted Answer

Canada has the third largest reserves of oil in the world, most of which are in the form of tar sands. North Dakota has significant oil reserves, but they are primarily in the form of shale oil, not tar sands. Hydrofracking is not used to extract oil from tar sands, as a different process called "steam-assisted gravity drainage" is typically used. Tar sands are not necessarily confined to sandy deserts and can also be found in other locations such as Canada's boreal forests.

Which of the Following Statements About Tar Sands Is True