**Description : **If A and B are two fuzzy sets with membership functions μA(x) = {0.6, 0.5, 0.1, 0.7, 0.8} μB(x) = {0.9, 0.2, 0.6, 0.8, 0.5} Then the value of μ(A∪B)’(x) will be (A) {0.9, 0.5, 0.6, 0.8, 0.8} (B) {0.6, 0.2, 0.1, 0.7, 0.5} (C) {0.1, 0.5, 0.4, 0.2, 0.2} (D) {0.1, 0.5, 0.4, 0.2, 0.3}