Which of the following is a requirement for obtaining a CCW permit in Ohio?

To obtain a CCW permit in Ohio, one must meet all of the above requirements. Regarding the other options, completing a 10-hour training course is necessary to learn the proper handling and storage of a firearm, passing a criminal background check ensures that the applicant has not committed any disqualifying offenses, and being a U.S. citizen is a requirement for obtaining a CCW permit from any state. Therefore, none of the individual options are sufficient on their own, but together they make up the necessary requirements for obtaining a CCW permit in Ohio.