1) Y, W, T, P, K, E, X, ?, ? A) G, H B) P, G C) R, G D) S, R Answer: Option BExplanation:$Y-2 \rightarrow W, W-3 \rightarrow T, T-4 \rightarrow P, $ $P-5 \rightarrow K, K-6 \rightarrow E, E-7 \rightarrow X,$ $X-8\rightarrow P, P-9 \rightarrow G $ Hence the answer is (b).