Use these sets to find the following. Identify any disjoint sets.Let U = {7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17}, M = {7, 9, 11, 13}, N = {8, 10, 12, 14, 16}, 
and 
(U ? ?) ? R'
A. ?; R' and (U ? ?) are disjoint sets.
B. R, or {7, 8, 9, 10}
C. U, or {7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17}
D. {11, 12, 13, 14, 15, 16, 17}
Answer: D
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