Consider the following statements :

1. Aadhaar card can be used as a proof of citizenship or domicile.
2. Once issued, Aadhaar number can not be deactivated or omitted by the Issuing Authority.

Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2