(5) ?Proof of training? means an original document or certified copy of the document supplied by an applicant that certifies that he is either:
(a) a person who, within three years before filing an application, has successfully completed a basic or advanced handgun education course offered by a state, county, or municipal law enforcement agency or a nationally recognized organization that promotes gun safety. This education course must be a minimum of eight hours and must include, but is not limited to:
(i) information on the statutory and case law of this State relating to handguns and to the use of deadly force;
(ii) information on handgun use and safety;
(iii) information on the proper storage practice for handguns with an emphasis on storage practices that reduces the possibility of accidental injury to a child; and
(iv) the actual firing of the handgun in the presence of the instructor;
(b) an instructor certified by the National Rifle Association or another SLED approved competent national organization that promotes the safe use of handguns;
(c) a person who can demonstrate to the Director of SLED or his designee that he has a proficiency in both the use of handguns and state laws pertaining to handguns;