Suppose the first and the second letters of the word INCOMPREHENSIBLE changed places, also the third and the fourth, the fifth and the sixth, and so on. In the new word, thus formed, which letter would be 10th from the left?

Correct option is A

Original: I N C O M P R E H E N S I B L E (Length 14)
Pairs: (IN)(CO)(MP)(RE)(HE)(NS)(IB)(LE)
Swapped: (NI)(OC)(PM)(ER)(EH)(SN)(BI)(EL)
New Word: N I O C P M E R E H S N B I L E (Length 14)