Which of the following is/are identical to the address given: Sunil Kumar 21/4, Ashok Vihar, Delhi, 110052
1. Sunil Kumar 21/4, Ashok Vihar, Delhi, 1100522
2. Sunil Kumar 21/4, Ashok Vihar, Delhi, 110052
3. Sunil Kumar 21/4, Ashok Vihar, New Delhi, 110052
4. Sunil Kumar 21/4, Ashok Vihar, Delhi, 110053

The correct answer is 2 Only.

To determine which of the options is identical to the original given address, let us compare each option character-by-character against the original address:

Original Address: Sunil Kumar 21/4, Ashok Vihar, Delhi, 110052

1. Sunil Kumar 21/4, Ashok Vihar, Delhi, 1100522: Incorrect. The PIN code has an extra digit '2' at the end (1100522 instead of 110052).

2. Sunil Kumar 21/4, Ashok Vihar, Delhi, 110052: Correct. Every word, number, spacing, comma, and PIN code exactly matches the original address.

3. Sunil Kumar 21/4, Ashok Vihar, New Delhi, 110052: Incorrect. "Delhi" has been replaced with "New Delhi".

4. Sunil Kumar 21/4, Ashok Vihar, Delhi, 110053: Incorrect. The PIN code ends with '3' instead of '2' (110053 instead of 110052).

Therefore, only statement 2 is completely identical to the given address.