Concept:Making a self-made paper wrapper requires paper; poster colour is for decorating, and a spray diffuser is used to apply the colour evenly.Explanation:Agatey needs paper as the base material for the wrapper.He needs poster colour to decorate the paper wrapper.A spray diffuser helps spread the poster colour neatly on the paper.None of the other options includes all three necessary materials.Answer:D. Spray diffuser, paper and poster colour