To win a prize at a carnival, a contestant needs to choose a red (R), blue (B), or yellow (Y) box. They also have to decide if there is a gold (G) or silver (S) ball under the chosen box. Which choice represents the sample space for the event?

A) {G, S}
B) {R, B, Y}
C) {RG, RS, BG, BS, YG, YS}
D) {R, B, Y, G, S, RG, RS, BG, BS, YG, YS}

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