Answer:
Trade creates markets for American goods and services.
In a social system, there are peers and strangers to distract one from pursuing their work. While chatting with others, you may forget your train of thought or a good idea. People are likely to take you away from your work more so than a physical system (in which you can always turn off the TV, but not get people to quiet down)
Answer:
Nevertheless, when Howe finally decided to move, he did so masterfully. At three A.M. on October 12 he put his soldiers aboard his brother’s ships and slipped silently up the East River and through Hell Gate in a thick fog. But once they reached Long Island Sound, this know-how abruptly vanished.
Explanation:
D so I think its that D
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.