Aksel has saved $27 in bills to buy a bicycle helmet. Which set of bills represents the $27 Aksel has saved?

A.
one $20 bill, two $1 bills, and one $5 bill
B.
one $20 bill, two $1 bills, and two $5 bills
C.
one $10 bill, two $1 bills, and another $10 bill
D.
one $10 bill, two $1 bills, and two $5 bills