Indian Institute of Foreign Trade 2011 Solved Paper

Option A: A O P O P Q O P Q R R Q P O Q P O R O O
Option B: Q O P O P Q O P Q O R Q P O R P O R O O
Option C: Q O P O P Q O P Q R R Q P O O P O R O O
No logical pattern can be seen in any of the option A, B or C
Hence, option D is the correct answer.