Handsome Jack is buying a pony made of diamonds. The price of the pony is P dollars, and Jack also has to pay a 25% diamond pony
tax. Which of the following expressions could represent how much Jack pays in total for the pony? A. P + 1/4
B. P + 0.25*P
C. (P + 1/4) P
D. 5/4 P
E. 0.25 P