From 2009 to 2019, flying out of major urban airports __________ to increase in popularity. For example, Chicago Midway International Airport in Chicago, Illinois, saw a 22.2 percent increase in departing passengers, from 8,252,347 total passengers in 2009 to 10,080,385 in 2019.
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Verbal·Standard English Conventions·Form, Structure, and Sense
mediumWhich choice completes the text so that it conforms to the conventions of Standard English?
A
to have continued
B
continued
C
continuing
D
continue