1 下列何種屈光狀態屬於順散光（with-the-rule astigmatism）？
(A)-1.00DS/+1.00DC×180
(B)-1.00DS/-1.00DC×180
(C)+1.00DS/+1.00DC×180
(D)-1.00DS/-1.00DC×090

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統計： A(6), B(193), C(9), D(10), E(0) #2975380