A B Return % Prob Return % Prob Retum % Prob S 0.33 4 0.25 1 0.2 6 0.33 7 0.5 9 0.6 9 0.33 10 0.25 18 0.2 If Requals 5%, what is the preferred investment shown in the table above using Roy's safety-first criterion? A Investment A B. Investment B Investment D.None of the above