Ramona retired from the railroad after 40 years of service at age 72 in 2022. She is a widow and files as single. She received the Form RRB-I099 below.

She received a Form RRB 1099-R with $18,250 in box 7 and reports it on line 5b of her Form 1040/1040-SR. She received no other taxable income. Up to _____of her Tier 1 benefits may be taxable.

a. 0%

b. 50%

c.85%

d. 100%

UNFOLD TO SEE ALL TAX STATEMENT FORMS - SEE REVERSE SIDE FOR GENERAL INFORMATION \begin{tabular}{|c|c|c|c|} \hline \begin{tabular}{l} PAYERS NASE SIREET NOOFE SS, CIIY STATE. AND ZIP COOE \\ UNITED STATES RAILROAD RETIREMENT BOARD \end{tabular} & & \multicolumn{2}{|c|}{\begin{tabular}{l} PAYMENTS BY THE RAILROAD \\ RETIREMENT BOARD \end{tabular}} \\ \hline & \\ \hline & & & \multirow[b]{2}{*}{ COPYC. } \\ \hline & & $17,500 & \\ \hline & & & \\ \hline & & & \\ \hline & & & \\ \hline & & & \\ \hline & & & \\ \hline FORM RRB-1099 & \multicolumn{3}{|c|}{ DT ATTACH TO YOUR INCOME TAX RETURN } \\ \hline \end{tabular}