As used in this act, "disabled veteran" means a person who:
(a) Served in the active military, naval, air or space service, including those groups and individuals listed under 38 C.F.R. § 3.7, and who was discharged or released therefrom under an honorable discharge or a general discharge under honorable conditions;
(b) received a disability that was incurred or aggravated in the line of duty in the active military, naval, air or space service; and
(c) has a service-connected evaluation percentage equal to or greater than 50%, pursuant to 38 U.S.C. § 1101 et seq. or 10 U.S.C. § 1201 et seq.