8. Which is TRUE about part of a school's schedule below?
LUNCH TIME
Grade 7 students 10:45 a.m.—11:15 a.m.
Grade 8 students 11:15 a.m.—11:45 a.m.
Grade 9 students 11:45 a.m.—12:15 a.m.
A. Students in Grade 7 have the longest lunchtime.
B. Students in Grade 8 have lunch latest.
C. Students in Grade 9 have lunch earliest.
D. Lunchtime is as long as half an hour for each grade.

D