what did the farmers build to bring water to their farming lands from rivers (in the Neolithic period)

Later people built canals to protect houses from flooding and move water to their fields. These ditches brought water to the fields. To protect their fields from flooding, farmers built up the banks of the Tigris and Euphrates. These built-up banks held back flood waters even when river levels were high

Explanation:

B) The colonist have a right to separate from Great Britain

Explanation:

During the Revolutionary War, Patriots sought to gain formal acknowledgment of this policy through independence. Confident that independence lay ahead, Patriots alienated many fellow colonists by resorting to violence against tax collectors and pressuring others to declare a position in this conflict.