He was a 19th century inventor whose "mechanical reaper" allowed faster harvesting of grains, replacing scythes and sickles and allowing more food to be produced more quickly and cheaply.

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.

According to the federal regulations, human subjects are living individuals about whom an investigator conducting research obtains information through interaction or intervention with the individual, and uses, studies, or analyzes the information; or:

The state of the union address is important because it only addresses the strengths and successes of the previous years. select the best answer from the choices provided t f