If you completed high school education in 2019, it follows that you must have started high school four years earlier in 2015.
High school duration
High school is the period between middle school and university. The grades called high school may differ from country to country. However, high school education typically lasts for a period of four years.
Therefore, if you completed your high school education in 2019, it follows that you must have started high school four years earlier in 2015.
Learn more about high school: https://brainly.com/question/867804
