Which of the following bonds offers the highest current yield?

a. A(n)

3.54%,

19-year bond quoted at

47.005.

b. A(n)

5.90%,

28-year bond quoted at

78.342.

c. A(n)

1.77%,

23-year bond quoted at

23.503.

The current yield of the bond in part a is

enter your response here%.

(Round to two decimal places.)