Based on the information provided:
Part 1
a. The median ticket price for theater A is $66.
The median ticket price for theater B is $58.
Part 2
b. Theater A has the greatest range of prices.
Part 3
c. The highest ticket price is $78 at theater A.
Part 4
d. Among the options provided, the correct statement comparing the ticket prices at the two theaters is: A. Theater A has higher ticket prices, but there is more variation in prices at theater B.
This conclusion is based on the fact that theater A has a higher median price and the maximum price is higher than theater B, while theater B's range likely indicates more variation in the ticket prices.