Consider the following statements regarding the Representation of the People Act, 1951:

1.A convicted politician is immediately disqualified from holding office while their appeal is pending in higher courts.

2. Disqualification under the Act does not affect candidates contesting elections.

3. A convicted politician serving a sentence of two years or more is disqualified for the duration of the sentence and an additional six years after release.

Which of the statements given above is/are correct?