There were several events that led up to the creation of NASA, but the biggest was the space race with Russia, which was especially heightened after Sputnik.
The Panama Canal created a major economic boost for the united states because it allowed for a much shorter shipping route to Asia/Europe, and of course was a military/security advantage because it allowed for faster troop movements.
I believe it is “A” to help business and government work together on war production.
Women made up ~35.4 - 37% of the work force during World War II
hope this helps