MrAnd MrsTsayong Are Both Over 66 Years of Age and Are

Multiple Choice

Mr.and Mrs.Tsayong are both over 66 years of age and are filing a joint return.Their income this year consisted of the following: $$\begin{array} { | l | r | } \hline \text { Taxable interest income } & \$ 10,000 \\\hline \text { Taxable pension } & 16,000 \\\hline \text { Total Social Security benefits } & 20,000 \\\hline \text { Tax-exempt interest } & 5,000 \\\hline\end{array}$$ They did not have any adjustments to income.What amount of Mr.and Mrs.Tsayong's Social Security benefits is taxable this year?

A) $0
B) $4,500
C) $10,000
D) $20,000