Charlie Corp. (CC) has outstanding 10-year, $1,000 face value bonds with a 6% coupon rate (semi-annual payments). The bonds are callable in five years (from original maturity) and thereafter at par value (on a coupon date). The bonds were issued two years ago and currently sell for $1,050. What is the yield to worst?

Select one:

a.

4.20%

b.

6.00%

c.

6.09%

d.

6.29%

e.

None of the above.