 
			 
			MCQOPTIONS
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				| 1. | The ratio of the total solar radiant energy returned by a planetary body to the total radiant energyincident on the body, the called: | 
| A. | reflectance | 
| B. | reflectance factor | 
| C. | albedo | 
| D. | none of these | 
| Answer» D. none of these | |