When there is an increase in quantity demanded, there will be a movement downward and to the right along a demand curve.
What is a demand curve?
On a demand graph, the curve shows the relationship between the price of a good and quantity demanded for its at a given period of time.
However, when there is an increase in quantity demanded, there will be a movement downward and to the right along a demand curve.
Therefore, the Option A is correct.
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