In 'The School Day Should Start Later," which of the following provides
text evidence that best supports the inference that sleep deprivation is
more than an occasional health problem for students?
A. The references to chronic sleep deprivation and persistent
sleepiness in paragraph 2
B. The presentation of research that ties exhaustion to car
accidents in paragraph 3
C. The discussion of the biological effects of circadian rhythms
in paragraph 4
D. The examples of problems teens would face in efforts to go
to bed earlier in paragraph 5