On January 1, 2006, an investor paid $291,000 for bonds with a face amount of $300,000. The contract rate of interest is 8% while the current market rate of interest is 10%. Using the effective interest method, how much interest income is recognized by the investor in 2006 (assume annual interest payments and amortization)?
A. $23,280.
B. $29,100.
C. $24,000.
D. $30,000.