1) Z, W, S, P, L, I, E, ? A) B B) D C) F D) K Answer: Option AExplanation:$Z - 3 \rightarrow W, W - 4 \rightarrow S, S - 3 \rightarrow P,$ $P - 4 \rightarrow L, L - 3\rightarrow I, I - 4\rightarrow E, E - 3\rightarrow B$ Hence the answer is (a).