For the purposes of this Act, the conviction day , in relation to a person's conviction of an * indictable offence, is:
(a) if the person is taken to have been convicted of the offence because of paragraph 331(1)(a)--the day on which a court passes sentence for the offence; or
(b) if the person is taken to have been convicted of the offence because of paragraph 331(1)(b)--the day on which the person was discharged without conviction; or
(c) if the person is taken to have been convicted of the offence because of paragraph 331(1)(c)--the day on which the court took the offence into account in passing sentence for the other offence referred to in that paragraph; or
(d) if the person is taken to have been convicted of the offence because of paragraph 331(1)(d)--the day on which the person is taken to have * absconded in connection with the offence.