105. The child of a worker who is of full age but under 25 years of age at the date of death of the worker and who is an invalid on that date is entitled to(1) instead of the indemnity provided for in section 104, a lump sum indemnity equal to the amount provided in Schedule II in relation to his age on that date, unless the circumstances that caused his invalidity entitle him to a benefit under this Act, the Workers’ Compensation Act (chapter A-3), the Automobile Insurance Act (chapter A-25), the Act to promote good citizenship (chapter C-20) or the Crime Victims Compensation Act (chapter I-6); (2) the indemnity provided for under section 104, if the circumstances that caused his invalidity entitle him to a benefit under any of the Acts referred to in paragraph 1.