The great lakes are

a. the largest freshwater lake system in the world.

b. an important waterway for trade with canada.

c. located east of the mississippi river.

d. all of the above.

the answer is a) the proclamation of 1763.

the steam engine.

the locomotive.

the telephone.

the telegraph.

the internal combustion engine.

the rifle.

ironclad ships.

electricity/light bulb.

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