There are many reasons to build/create better aircraft designs, including but not limited to, Fuel economics(to save fuel), weaponary improvments, and distance travel. There is no perfect airplane, and we will never find one. The reason why we make better aircraft, is to improve on our designs, and because we constantaly can find better ways to improve things like, fuel economics, and space/storage.
I believe it to be B. I hope this helps -T<span />
Entrepreneurs who established monopolies in oil and steel
the most responsible for aiding where trade routes
I think its because slavery only ended in the North so the south decided to keep slavery happening because it didn't affect them as much
I think....................
