A problem with river travel was

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Explanation:

In 1787, Fitch built a 45-foot steamboat that he sailed down the Delaware River while members of the Constitutional Convention watched. ... Because they were so expensive, his steamboats were unsuccessful. The first successful steamboat was the Clermont, which was built by American inventor Robert Fulton in 1807.

the first action that caused many creek indians to turn against william mcintosh was when mcintosh a) supported the united states during the creek war of 1813–1814. b) attempted to stop the sale of creek land to the u.s. government. c) seized control of over 1,000 acres of land belonging to the creeks.

a. favoring native born americans over immigrants.