The invention and development of television was accomplished __________.

mostly through the efforts of a single inventor

through the work of many competing inventors

as the result of accidental discoveries about radio waves

mainly to support the development of the space program

Which best describes the impact television had on the world in the 1940s and 1950s? (Points: 3) 

Television enabled developing nations to quickly modernize and industrialize. 

The United States and the Soviet Union used television as a weapon during the Cold War. 

The worlds vision of America as a land of plenty was reinforced by television. 

Television had very little effect on world culture in the 1940s and 1950s.