单项选择题

A.上:25.5mm;下:25.4mm;左:31.8mm;右:31.8mm
B.上:23.5mm;下:23.4mm;左:30.8mm;右:30.8mm
C.上:37mm;下:35mm;左:28mm;右:26mm
D.上:35mm;下:37mm;左:26mm;右:28mm