Use the data presented in the table below to perform the sensitivity analysis for the VRT action. Determine your average return and risk.  a. return = 15.50% risk = 11.20% b. return = 15.40% risk = 2.00% c. return = 15.00% risk = 2.00% d. return = 15.40% risk = 1.20%

\begin{tabular}{|c|c|c|c|} \hline Escenarios & Probabilidad & Tasa de rendimiento anual \\ \hline & & VRT & BIIB \\ \hline Pesimista & 0.10 & 13% & 7% \\ \hline Esperado & 0.60 & 15% & 15% \\ \hline Optimista & 0.30 & 17% & 23% \\ \hline \end{tabular}