How did the new mass culture reflect technological and social changes in the 1920’s

The new mass culture reflect technological and social changes in the 1920’s as people began to utilize new technologies extensively which changed the whole course of their lives.  

Explanation:

The technological and social changes in the 1920s gave Americans an increase in the leisure time which was utilized in exploring new things for fighting regular boredom. New technologies like - television, silent movies, radio and silent movies were very much used and loved by the people.  This time is thus regarded as the ' golden age' for the Americans.

The advent of automobiles into the life of common people including other home appliances made their lives easier and happier.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).

the china one is last

explanation: