Caroline Is Retired and Receives Income from a Number of Sources.The

Caroline is retired and receives income from a number of sources.The interest payments are from bonds that Caroline purchased over past years and a disability insurance policy that Caroline purchased after her retirement.Calculate Caroline's gross income.
 
$\begin{array}{l}\begin{array}{lll}\text { Distributions from qualified pension plan} \\\text { Interest on bonds issued by City of Austin, Texas} \\\text { Social Security benefits} \\\text { Interest on U.S. Treasury Bills} \\\text { Interest on bonds issued by Ford Motor Company} \\\text { Interest on bonds issued by City of Quebec, Canada} \\\text { Disability insurance benefits} \\\end{array}\begin{array}{lll}\$5,400 \\2,500 \\8,200 \\2,300 \\1,900 \\2,750 \\9,500\end{array}\end{array}$