Consider the following mutual funds and their three$-$year performance data. Which fund has the best combination of risk and return?

FundStandard DeviationMean ReturnCoefficient of VariationColumbia $($CSMIX$)11\mathrm{.}1216\mathrm{.}86\%\mathrm{.}66$Delaware $($DEVLX$)12\mathrm{.}1814\mathrm{.}78\%\mathrm{.}82$Franklin $($FRVLX$)9\mathrm{.}4214\mathrm{.}82\%\mathrm{.}64$JPMorgan $($PSOAX$)9\mathrm{.}8315\mathrm{.}73\%\mathrm{.}62$

A$)$

JPMorgan $($PSOAX$)$

B$)$

Columbia $($CSMIX$)$

C$)$

Franklin $($FRVLX$)$

D$)$

Delaware $($DEVLX$)$