(4) Any handgun training or safety course or class conducted by any branch of the United States military, reserve, or National Guard, or proof of other handgun qualification received while serving in any branch of the United States military, reserve, or National Guard.
A photocopy of a certificate of completion of any of the courses or classes or an affidavit from the instructor, school, club, organization, or group that conducted or taught the course or class attesting to the successful completion of the course or class by the applicant or a copy of any document which shows successful completion of the course or class is evidence of qualification under this section and shall include the instructor's name, signature, and NRA or state instructor identification number, if applicable.