Airpower made killing a mechanical act rather than a personal act.
NAZI party members were not imprisoned in concentration camps , as long as they didn't mess up :)
The correct answer is b. the Nile flooded at the same time every year as opposed to the unpredictable flooding of the Tigris and Euphrates Rivers. The predictability of the flooding allowed agriculture to become a mainstay in Egyptian cultures that made their homes along the banks of the Nile river. The predictable floods brought fertile soils which signaled the start of the growing season each year.
It started in italy i’m pretty sure