A

\[\frac{2}{3}C_6^{12}\]

B

\[\frac{5}{3}C_5^{11}\]

C

\[\frac{4}{9}C_4^{10}\]

D

\[\frac{11}{3}C_5^{10}\]

E

\[\frac{17}{6}C_5^{10}\]