 
			 
			MCQOPTIONS
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				| 1. | The part of ____ available for conversion is referred to ____ | 
| A. | high grade energy, available energy | 
| B. | low grade energy, available energy | 
| C. | low grade energy, unavailable energy | 
| D. | high grade energy, unavailable energy | 
| Answer» C. low grade energy, unavailable energy | |