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<p class="text-sothik text-justified border-bottom"> Answer the questions on the basis of the information given below. A map representing countries R, S, W, X, Y and Z is to be drawn. Adjacent countries cannot be the same color on the map. The only countries adjacent to each other are as follows : * R, S, X and Y are each adjacent to W. * X is adjacent to Y. *R and S are each adjacent to Z.</p> If x is the same color as Z, then it must be true that

1. A R is the same color as Y
2. B S is the same color as X
3. C W is a different color from any other country
4. D X is the same color as Y