In this type of questions, a series of single, pairs or groups of letters or combinations of letters and numerals are given. The terms of the series form a certain pattern as regards the position of the letter in the English alphabet. Find the missing or wrong term in series 

1)

 BMX, DNW FOU, ?


A) GHO

B) GPS

C) HPS

D) HPT

E) HQS

Answer:

Option D

Explanation:

1st letter : $B+2 \rightarrow D, D+2 \rightarrow F, F+2\rightarrow H$

2nd letter : $M+1 \rightarrow N, N+1 \rightarrow O, O+1\rightarrow P$

3rd letter : $X-1 \rightarrow W, W-2 \rightarrow U, U-1 \rightarrow T$

Hence the answer is (d).