A portfolio generates a Sharpe ratio of $0\mathrm{.}83.$ Which of the following benchmark Sharpe ration would be considered show the portfolio over performed?

A$)0\mathrm{.}81$

B$)0\mathrm{.}79$

C$)0\mathrm{.}65$

D$)0\mathrm{.}62$

E$)$ All of them

could you explain why all of them right answers?