46. According to this passage, which of the following may prevent a headache?
(A) Drinking cold water
(B) Eating healthy food
(C) Doing a repetitive activity
(D) Avoiding dazzling lights
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統計: A(3), B(22), C(33), D(353), E(0) #1280208
統計: A(3), B(22), C(33), D(353), E(0) #1280208