Answer:a. an upward-sloping short-run aggregate supply curve
Explanation:
variable a represent an upward sloping short run aggregate supply curve.
The slope of the supply curve is positive which tells us that the quantity supplied has a positive relationship with Price.When price increases the quantity supplied will increase because the law of supply states that more quantity is supplied at a higher price
<u>Given:</u>
Elasticity of Demand = 2
Decrease in price = 1%
<u>To find:</u>
Change in quantity demanded
<u>Solution:</u>
The percentage change in quantity demanded is the mathematical product of the percentage change in price and elasticity of demand. This can be mathematically represented as,

Since, there is a decrease in price, the demand for the product will increase. Therefore, we can conclude that there will be 2% increase in quantity demanded
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