Given the following payoff table, which decision alternative will maximize the expected payoff? Low DemandMedium DemandHigh Demand Prob. $=0\mathrm{.}1$Prob. $=0\mathrm{.}5$Prob. $=0\mathrm{.}4$Alternative A$$10,000$$$50,000$$$90,000$Alternative B$-$$$120,000$$$25,000$$$100,000$Alternative C$$20,000$$$40,000$$$60,000$Group of answer choicesAlternative AAlternative BAlternative CBoth alternatives A and BBoth alternatives B and C