单项选择题

A.0.500mm;0.250mm;0.125mm;0.075mm;0.045mm
B.0.500mm;0.200mm;0.120mm;0.075mm;0.045mm
C.0.500mm;0.250mm;0.120mm;0.075mm;0.045mm
D.0.500mm;0.250mm;0.125mm;0.075mm;0.040mm