Final answer:
The most common level of education earned by Secondary School Special Education Teachers is a master's degree.
Step-by-step explanation:
The most common level of education earned by Secondary School Special Education Teachers, according to O*NET, is a master's degree. This means that many teachers in this field have completed a graduate program after achieving a bachelor's degree. A master's degree provides specialized knowledge and training that is necessary for working with students who have special needs. It helps teachers develop strategies and skills to effectively support and educate students with disabilities.
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