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3. The Market Forces of Supply and Demand - 2! 1부

3. Supply and Demand / The Basics of Supply / 문제 7

문제 7

If Supplier C supplies 7 units at a price of \$7 and Supplier D supplies 9 units at the same price, what is the market supply at this price?

A

14 units

B

16 units

C

9 units

D

7 units