Denise knit 9 scarves. Each scarf is made of 40 yards of pink yarn and 25 yards of white yarn.
Which expression shows how much more pink yarn than white yarn Denise used?


A. (9 × 65) – (9 × 40)

B. (40 × 25) – 9

C. (40 × 25) – (9 × 25)

D. (9 × 40) – (9 × 25)