In the number ‘8472674634’, if all the even digits are subtracted by 1 and all the odd digits are added by 1. After that arrange 2nd, 4th, 6th and 8th digits in ascending order from left and rest of the digits in descending order after them. Now find the sum of the third odd digit from the right end and third even digit from the left end, in the new number formed after rearrangement?

Correct option is D

Given number = 8472674634
1st operation = 7381583543
2nd operation = 135887 5433
3rd odd number from right = 5, 3rd even number from left = 4
Required sum = 5+4 = 9