In determining, for the purposes of paragraph 23(1)(b) or 24(1)(b), whether a veteran who is incapacitated from war - caused injury or war - caused disease, or both, is incapable of undertaking remunerative work, and in determining for the purposes of section 24A whether a veteran who is so incapacitated is capable of undertaking remunerative work, the Commission shall have regard to the following matters only:
(a) the vocational, trade and professional skills, qualifications and experience of the veteran;
(b) the kinds of remunerative work which a person with the skills, qualifications and experience referred to in paragraph (a) might reasonably undertake; and
(c) the degree to which the physical or mental impairment of the veteran as a result of the injury or disease, or both, has reduced his or her capacity to undertake the kinds of remunerative work referred to in paragraph (b).