triumph
A successful ending of a struggle or contest
B. Dwell on with satisfaction
C. Be ecstatic with joy
split
An increase in the number of outstanding shares of a corporation without changing the shareholders' equity
B. An opening made forcibly as by pulling apart
C. To separate into parts or portions
longevity
A. The property of being long-lived
B. The depth of an event
C. The length of a story
which one is correct according to the passage?
A. For the high school students in the 1910s, their mouths were mostly flat
B. The high school students in the 1910s were afraid of smiling because of the cultural differences
C. The high school students in the 1910s couldn’t smile much at all.
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