Which factor promoted the development of new forms of entertainment such as dance halls, carnival rides, and professional sports?
a. the new middle class had leisure time and extra money.
b. unemployed urban workers needed ways to spend their time, so they would not turn to crime.
c. busy city people no longer had time for older, more time-consuming forms of entertainment.
d. new technologies allowed people all over the world to view entertainment everywhere.

The factors which promoted the development of new forms of entertainment were (A). The new middle class had leisure time and extra money.

With more leisure time and money to spend, middle class people turned to alternate and upcoming forms of entertainment such as dance halls, carnival rides and professional sports.

d should be removed as it shows bias

according to the options stated, the one that is correct is the second option. the author most likely includes the panel to hint at the strong bonds among his family members. besides, the image from art spiegelman’s maus is common to show and portray the innocence and naivete of the children during the holocaust as well as the fact that millions of innocent jews were rounded up and taken by train to camps.