Merchants and traders along the silk road made large profits. why was this trade also profitable for towns and cities along the route?
a.
businesses in the towns and cities profited from travelers.
b.
most of the cities along the silk road used the barter system.
c.
the goods and services stayed in the cities along the silk road.
d.
traders and merchants created a shortage of goods and services.

answer; /// i believe that the correct answer is (d)the huang he river valley;

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.