The invention that made food production more efficient was the saw knife plow irrigation

In duncan v. louisiana, the supreme court ruled that the [blank](fourth, fifth, sixth) amendment could be incorporated to the states. the [blank](equal protection, due process, enforcement) clause of the fourteenth amendment allowed incorporation to take place in this case.

What was new about the writing system developed by the phoenicians, and why was this important to the growth of knowledge and spread of ideas?

Conflict resolution can be difficult. which of these is the best example of how the us congress resolves conflict instead of always using a majority vote?