How did the outcome of world war i shape the united states' lasting international role after the war?
a. the united states became the leading member of the league of nations.
b. the united states lost its economic power.
c. the united states became less isolated from world events.

how did charles lindbergh’s flight from new york to paris affect the aviation industry?

a.
it showed that long-distance flight across the atlantic ocean required a refueling stop.

b.
it showed that with a good motor and enough fuel, long-distance flight was safe.

c.
it showed that air travel was not an improvement over travel by ocean liner.

d.
it showed that airplanes did not have enough reliability for long-distance flights.

how were the red scare and the red summer similar and yet different?

a.
they were both about communists, but only the red scare became violent.

b.
they were both about race relations, but only the red summer became violent.

c.
only the red summer was about communists, but both became violent.

d.
only the red scare was about communists, but both became violent.