单项选择题
A.2,1,4,5,2,3,4,3,2,3,4,1B.2,5,4,3,1,2,3,4,4,3,2,1C.2,5,1,2,4,3,4,3,3,4,2,1D.2,5,4,3,4,3,2,1,1,2,3,4
A.紫外B.可见光C.红外D.微波