Jennys Jewels is introducing a blue and green crystal bracelet. Research indicates that 113,000 bracelets can be sold if the price is under $13. Jennys must invest $115,000 in new equipment to make the bracelets. If Jennys per-bracelet target cost is $12.82, what is the required rate of return on the investment? Round to the nearest whole percent.

A : 18%

B : 21%

C : 13%

D : 23%