Final answer:
License renewal for dental professionals occurs every X number of years and varies depending on the state or country.
Step-by-step explanation:
License renewal for all dental professionals occurs every X number of years. The specific duration of renewal varies depending on the state or country where the dental professional is licensed. For example, in some states, dental professionals may need to renew their licenses every 2 years, while in others it could be 3 years or more.