Answer:
The improvement in mass communication ws the technological development took a new hold on Americans desire for information and entertainment during the 1950's.
What is meant by technological development?
This is the term that is used to refer to the advancement that is made in technology in such a way that new technology is brought to the world or there is an improvement in the already existing tec hnology.
The 1950s was the period in the world were a lot of people had access tlo technological devices such as televisions and radios. This helped to bring about changes in the way that information was spread in the nation.
We can conclude that The improvement in mass communication ws the technological development took a new hold on Americans desire for information and entertainment during the 1950's.