Brandon wants to buy a shirt that originally costs $P. He recieved a 15% discount on the original cost, so he paid a discounted price of $R. This can be represented by the following equation.

How is the discounted price, $R, related to the original cost, $P?
A.
R is 15% of the original cost.
B.
R is 0.85% of the original cost.
C.
R is 0.15% of the original cost.
D.
R is 85% of the original cost.