Answer:
The correct answer is option C.
Step-by-step explanation:
The price elasticity of demand for attending Atlanta Braves baseball games is -0.57.
There was a decrease in demand by 11.4%.
This may have been caused by the increase in price.
Price elasticity of demand =

-0.57 =

ΔP = 20 %
So there is a price increase of 20%.