How did cataracts in the Nile River make transportation difficult? Cataracts caused parts of the riverbed to dry out.
Cataracts contained rocks and boulders that made the river impassable.
Cataracts changed the directional flow of the water.
Cataracts’ shallow depth and rushing water made the river impassable.

Cataracts contained rocks and boulders that made the river impassable.

Explanation:

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its c

question 10: the answer is c, to their constituents address a problem.

question 11: i think it would be domestic bills, which deal with american issues only and public bills, which affect the whole nation.