1) AZ, GT, MN, ?, YB A) JH B) SH C) SK D) TS Answer: Option BExplanation:1st letter : A+6→G,G+6→M,M+6→S,S+6→Y 2nd letter : Z−6→T,T−6→N,N−6→H,H−6→B Hence the answer is (b).