Final answer:
Teacher license renewal frequency varies, usually every one to five years, and requires meeting professional development criteria, subject to school district policies.
Step-by-step explanation:
The frequency of teacher license renewal varies by state and governing educational body, but it is typically every one to five years. Teachers are required to meet certain professional development requirements, which may include taking additional courses, attending workshops, or engaging in other educational activities. In some cases, school districts may have policies related to the curriculum review or performance measures that could affect the stability of teaching positions and the need for ongoing professional growth.