LetU = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}Determine the following. (B' ? C)' ? A
A. {q, r, s, t, u, w, y, z}
B. {q, s, u, v, w, x, y}
C. {q, r, s, t, u, v, w, x, y}
D. {q, s, u, y}
Answer: A
Mathematics
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, - 
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, 
}
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A. 
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