A patient with a keratometry reading of 44.00 D in one meridian and 46.00 D in the perpendicular meridian has what type and amount of corneal astigmatism?
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A
2.00 D with-the-rule astigmatism
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B
2.00 D against-the-rule astigmatism
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C
2.00 D oblique astigmatism
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D
4.00 D irregular astigmatism