Which statement about the disqualification period for a person whose license was revoked is NOT correct? (No driving without a license was involved, and no exception such as a sentence lighter than a criminal fine applies.)

1. ①If the license is revoked for killing someone while driving drunk, a new license can be obtained only after 5 years from the revocation.
2. ②If the license is revoked for taking a driving test on behalf of another person so that person could obtain a license fraudulently, a new license can be obtained after 1 year from the revocation.
3. ③If the license is revoked for stealing another person's car, a new license can be obtained only after 2 years from the revocation.
4. ④If the license is revoked for driving under the influence of drugs two or more times without any traffic accident, a new license can be obtained only after 2 years from the revocation.