By the end of the World War II, ________.

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theater had become entertainment for the masses.

the theater was no longer considered a luxury.

professional theatrical performances were confined mainly to New York

There were no theatrical performances outside of New York City.

Giải thích

Đáp án C

Dẫn chứng “By the end of World War II, the American theater had been reduced to about thirty theaters in New York City and a small number of touring companies originating there.”