问题详情

If the averaged reflectances for large plumes and for small plumes had been measured at a wavelength of0.61 μm in Study 3, those reflectances would havebeen closest to which of the following？
Large plumes ;Small plumes
A.0.2;0.5
B.0.5;0.2
C.0.5;0.9
D.0.9;0.5请帮忙给出正确答案和分析，谢谢！