If you count 21 letters in the English alphabet from the end and 20 letters from the beginning. Which letter will appear exactly in the middle of the sequence thus formed?

M

21st letter from the end of the alphabet sequence is 'F'. 20th letter from the beginning is 'T'.

The selected sequence is F G H I J K L M N O P Q R S T.

M is in the middle of the new sequence. Hence, the answer is option 2