What was one result. If innovations in transportation technology during the 1920’s

Commercial airplanes replaced ocean liners as the primary means of travel to Europe. ... Cable cars provided a comfortable means of quick travel to any city within a state.

During

the 1920s, what was one result of innovations in U.S. transportation technology? Commercial airplanes replaced ocean liners as the primary means of travel to Europe. ... Cable cars provided a comfortable means of quick travel to any city within a state.

Explanation:

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: