For Jenna's birthday, her mom is paying for Jenna and three friends to spend a day at a water park. Jenna's mom plans to enjoy the water park, also. The cost to go to the water park is park entrance price, the cost of food and drinks, and the cost of gas. Jenna's mom decides to purchase each person a park entrance ticket that includes a full-day food and drink package. On average, the cost of gas for their vehicle is $0.18 per mile. Jenna's mom is going to pick up each friend and take each one home, so she doesn't know the exact number of miles that the trip will be.

This expression shows the total cost for Jenna's water park birthday celebration for x miles.
5(68)+0.18x
what does the item 5(68) represent

A. the amount of money Jenna's mom must pay for gas to travel to the water park and back home
B. the amount of money that each person attending the party must pay for the park entrance ticket with the full-day food and drink package
C. the amount of money Jenna's mom must pay for all of the the park entrance tickets with the full-day food and drink package
D. the total cost for Jenna's water park birthday celebration

C. the amount of money Jenna's mom must pay for all of the park entrance tickets with the full-day food and drink package.