An aircraft is traveling with a heading of 360 degrees at the speed of sound, which is approximately 767 miles per hour. The aircraft does not alter this heading or speed for the entire duration of the flight. Is this aircraft accelerating or not?

What the question i don't get it do u mean what she needs to do to auctually become one

The correct answer is a. when they started making tools that will them in cultivating lands, they could raise crops and that made them attached to one place for a longer period of time. after that, they started domesticating animals and building their own permanent settlements that resemble the ones we have today.