Locks are separate compartment in canals in which water can be be raised true of false

True, they are for boat to move from a lower section to a higher section using water. In other words its a water elevator

I believe it is true. Please correct me I am wrong.

in november 1781, john hanson became the first president of the united states in congress assembled, under the articles of confederation. many people have argued that john hanson, and not george washington, was the first president of the united states, but this is not quite true.

explanation:

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