1) To identify the correct set for the word LEST A) 97,32,21,34 B) 87,32,21,31 C) 85,02,04,22 D) 66,00,20,34 Answer: Option AExplanation:From matrix II, L can be coded as 59, 66, 78, 85 or 97. From matrix I, E can be coded as 01, 13, 20,32 or 44. From matrix I, S can be coded as 02, 14,21, 33 or 40. From matrix I, T can be coded as 03, 10, 22,34 or 41.