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List two inventions that were invented in the united states before the american civil war

In your local newspaper you read an editorial supporting a local building initiative that will cost the town million of dollars

Which answer best describes an advantage of shipping goods by canal? a) most towns would rather have canals then noisy railroads b) goods could travel very fast downstream in the canal system c) traveling by boat is a much more relaxing way to transport goods. d) heavy loads of goods could travel by boat more easily then if pulled by horses.