Listed below are several possible input combinations for producing 1,000 units of a men's watch. Two of the input combinations are technically efficient.

Required:
1. Identify the technically efficient input combinations. Explain your choices.
2. Which of the two technically efficient input combinations should be used? Explain.

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Materials Labor Energy Unit input prices $8 $10 $2 Input combinations: ABCD 150 200 600 110 189 550 95 190 570 100 192 720