Study the following information carefully and answer the questions given below:
The questions are based on the given 3-digit numbers: 732 517 293 315 638
If '2' is added to the first digit of all even numbers and ‘2’ is subtracted from the third digit of all odd numbers, then in how many numbers thus formed will a digit appear twice?

Options

A. One
B. Two
C. None
D. Three

Answer

D