Refer to the bond listing table below to determine the coupon rate and maturity of a bond issued by Citigroup.

Click the icon to view the bond listing from the table below.

The coupon rate is $\%.($Type an integer or a decimal.$)$

Choose the correct maturity of the concerned bond below.

A$.$ May $2019$

B$.5\mathrm{.}800\%$

C$.$ Feb $2019$

D$.$ Oct $2021$

Bond Listing from Wall Street Journal Online ${?}^{***}$

$\backslash$table$[[,2,3,4,\backslash$table$[[5],[$Rating Moody's$/$S&P$/]],6,7,8,9,10],[$Issuer Name,Symbol,Coupon,Maturity,Fitch,High,Low,Last,Change,Yield $\%],[$CITIGROUP$,$C$.$HRY$,8\mathrm{.}500\%,$May $2019,$A$3/$A$/$A$+,119\mathrm{.}268,116\mathrm{.}615,117\mathrm{.}733,0\mathrm{.}448,5\mathrm{.}940],[\backslash$table$[[$GENERAL$],[$ELECTRIC CAPITAL$]],$GE$.$HMX$,5\mathrm{.}500\%,$Jan $2020,Aa\frac{2}{A}A\frac{+}{-}-,105\mathrm{.}307,102\mathrm{.}374,103\mathrm{.}097,-0\mathrm{.}028,5\mathrm{.}090],[\backslash$table$[[$KRAFT FOODS$],[$BANK OF AMERICA$]],\backslash$table$[[$KFT$.$GX$],[$BAC$.$ICB$]],\backslash$table$[[\backslash$table$[[5\mathrm{.}375\%$