Chee is ordering a taxi from an online taxi service. She has to pay a flat charge just to
order the taxi, and then has to pay per mile, depending on how far she travels. She
wrote an equation to represent her total cost, y = 1.3x + 5, where y represents the
total cost in dollars and cents, and a represents the number of miles she travels.
What is the meaning of the y-value when x = 1?

A) The flat charge to order the taxi.

B) How far Chee can ride for $1.

C) The total charge for 1 mile.

D) The change in the total cost for every one additional mile traveled.