The works progress administration stimulated manufacturing by
a)providing people with retirement income.
b)giving workers the right to organize and strike.
c)giving workers increased purchasing power.
d)encouraging artistic creativity.

me idk what im !

The Works Progress Administration stimulated manufacturing by C) giving workers increased purchasing power.

The WPA created by President Roosevelt in 1935, as a program that intended to decrease unemployment and contribute to overcome the hard times during the Great Depression, achieved to employ millions of people to carry out public works projects, such as school and hospitals buildings, bridges, airfields, reparation of roads, storm drains, sanitary sewer lines, etc.

Most of the people hired were unskilled men, that didn't have any job before. The WPA program provided them decent paid jobs, which eventually increased their purchasing power.

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.