In 1929, nearly 90 percent of the U.S. population attended a movie once a week; and only 20 percent in 1990.
A) week; and only 20 percent
B) week; while 20 percent did so
C) week, but only 20 percent
D) week, a number that fell to 20 percent
E) week; as compared to 20 percent
The OA is C.
What is wrong with the option B?
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