Answer:
The oil sands are a strategic resource that contributes to economic opportunity and energy security for Canada, North America and the global market. The oil sands comprise 167.2 billion barrels of crude oil – 97 percent of Canada’s 172.5 billion barrels of proven oil reserves – and are a vital part of the Canadian economy.
Source: nrcan.gc.ca
Answer:
i think its 1 im not sure tho
Earthquakes, as the tectonic plates move pressure can build up and result in earthquakes.
Answer:
d. earths rotation on its axis