How did new tools revolutionize agriculture during the neolithic era?
new tools saved early humans labor and time.
new tools made it possible to produce less food.
new tools allowed early humans to grow plants without water.
new tools early humans develop different seeds for planting.

2points which option best completes the diagram? humanitarian aid as a tool of foreign policy the united states provides humanitarian aid to rebuild after an earthquake. the country supports u.s. interests. o a. more educated citizens are more likely to create a democratic government o b. the citizens and government have a positive attitude toward the united states. o c. more prosperous citizens have money to spend. o d. the country's government discovers a new natural resource.