The purepose of this paper is to demonstrate to diminish conflict response on charitable donation by multipling decoy option(attraction,compromise,phantom) in 2 attribute – 3 option decision making. Rubaltelli & Agnoli(2011) composed 2 attribute – 3 option decision making in donated victim and indicated that a conflict response had been diminished by decoy options(attraction effect). We demonstrate to decoy effect by using Rubaltelli & Agnoli(2011)’s task.