 
			 
			MCQOPTIONS
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				| 1. | Which of the following are required to minimize the value of ? | 
| A. | r<sub>hh</sub>(l) | 
| B. | r<sub>dh</sub>(l) | 
| C. | d(n) | 
| D. | all of the mentioned | 
| Answer» E. | |