Answer:
a. curve; point on the curve
Explanation:
Supply refers to the supply curve. Changes in supply leads to movement of the supply curve either to the left or to the right.
Factors that cause change in supply:
A. Cost of production
B. Weather
C. Taxes
D. Number of suppliers
Quantity supplied is a point on th curve with reference to price. Changes in quantity supplied is represented by movement either up or down the supply curve. Changes in quantity supplied is caused only by changes in price.
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