The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
During which hours shown was the temperature greater than 77°F?
A. 1 p.m. to 3 p.m.
B. 1 p.m. to 2 p.m.
C. 11 a.m. to 2 p.m.
D. 11 a.m. to 3 p.m.
Answer: B
Mathematics
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