Question

C L R T B Q S M A P D I N F J K G Y X
Four of the following five are alike in a certain way and so form group. Which is the one that does not belong to the group?
1. LBT 2. SPA 3. IJF 4. PID 5. BMS

• A. BMS
• B. SPA
• C. IJF
• D. PID

Answer 1

The correct option is D PID

$L\underrightarrow{+3}B\underrightarrow{-1}T$
$S\underrightarrow{+3}P\underrightarrow{-1}A$
$I\underrightarrow{+3}J\underrightarrow{-1}F$
$P\underrightarrow{+2}I\underrightarrow{-1}D$
$B\underrightarrow{+3}M\underrightarrow{-1}S$