In the indicated voting system, the weights represent, in order, voters A, B, C, and so on. Write out all of the winning coalitions.[12 : 1, 3, 5, 7]
A. {A, C, D}, {B, C, D}, {C, D}
B. {A, B, C, D}, {A, C, D}, {B, C, D}
C. {A, B, C, D}, {A, B, D}, {A, C, D}, {B, C, D}, {C, D}
D. {A, B, C, D}, {A, C, D}, {B, C, D}, {C, D}
Answer: D
Mathematics
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