Which of the following statements is NOT true according to the passage
A．Dr.Everson announced the conclusion of the experiments that sleep is needed for resistance to infection.
B．CarolEverson repeated the experiments led byAllan Rechtaschaffen andBernardBergmann at the University ofChicago.
C.Carol has been a graduate student at the University ofChicago.
D．Carol' s later experiment found some similarities between sleep-deprived rates and many terminal cancer patients andAIDS patients.