Answer :
Final answer:
The entertainment industry expanded after World War II due to a growing consumer culture with increased disposable income and leisure time, leading to the elevation of entertainment figures as heroes.
Explanation:
The entertainment industry grew significantly after World War II due to the emergence of a consumer culture with increased disposable income and leisure time. This period saw a shift in American heroes to prominent entertainment figures as mass media like movies and television became influential, elevating entertainers to hero status.
The post-World War II era also brought about growth in the economy, technology, and media, leading to more leisure time and expendable income for Americans. The accessibility of various forms of entertainment expanded, catering to the needs of a wider audience seeking diversion and pleasure.
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