proper mathematical solution and explanation

iven four sets: A,B, C, and D. Each set is taken from a standard deck of 52 cards. . Set A => All cards that are of the suit hearts . Set B -> All cards that are of the suit diamonds . Set C -> All red face cards . Set D -> All Kings a. Create an appropriate Venn diagram for sets A, B, C, and D. Make sure to explain your reasoning. [2 Marks] b. What is the value of nAUBUCUD? [1 mark]