You have a 15-year maturity, 4% coupon, 6% yield bond with duration of 10.5 years and a convexity of 128.75. The bond is currently priced at $805.76. If the interest rate were to increase 200 basis points, your predicted new price for the bond (including convexity) is _________.
A. $638.85
B. $642.54
C. $666.88
D. $705.03
Answer: C