Answer:
A) 3% decrease in quantity demanded.
Explanation:
As we know that
The price elasticity of demand is
= Percentage Change in quantity demanded ÷ Percentage change in price
Since the elasticity of demand is -0.75
And, there is a price of 4%
Since, the price elasticity of demand is in negative that means the quantity demanded is decreased by 3% that comes from
= 4% × - 0.75
= -3%
Hence, the first option is correct