Erin was selling jewelry at the festival. One customer bought two necklaces for $15.00 each, two pair of earrings for $12 each, and a bracelet for $24.50. The customer paid with a hundred dollar bill. Counting up to make change, which of the following is the BEST
combination:
a. two quarters, a one-dollar bill, and two ten-dollar bills
b. a half dollar, a one-dollar bill, and four five-dollar bills
c. two quarters, a one-dollar bill, and a twenty-dollar bill
d. two quarters, six one-dollar bills, a five-dollar bill and one ten-dollar
bill