Which body of water do you think is most important to canada and why? plz 10

Our rivers and lakes situated north of 60 degrees latitude constitute some of Canada's largest water bodies. The Mackenzie River, for example, is over 4000 kilometres long and is the country's largest river. Great Bear Lake, Northwest Territories, is the world's ninth largest lake (by area).

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.