2. Students responded to a survey. The survey asked students to report the amount of time they spent doing homework during a week, to the nearest hour. This histogram displays the data.
10+
Which of these statements must be true?
9
8
A. A total of 4 students participated in the survey.
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B. Every student spent at least 1 hour doing homework.
C. Every student spent less than 20 hours doing homework.
students
ONWA
D. More students spent 7 hours doing homework than spent 12 hours.
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