Multiple Choice
(Figure: Supply Curve) Refer to the figure. A vertical readingof the figure indicates that: 
A) at a price higher than $40, the quantity supplied drops to zero.
B) to produce 500 units suppliers must be paid at least $40 per unit.
C) at a price of $40 per unit, suppliers are willing and able to sell 500 units.
D) at a price lower than $40, the quantity supplied drops to zero.
Correct Answer:
Verified
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