![Cheerful-students-are-raising-hands-to-answer-teacher's-questions,-professor-bearded-man-is-pointing-at-young-people-and-listening-to-them.-Lessons-ans-colleges-concept.](https://v1.cdnpk.net/videvo_files/video/premium/getty_108/thumbnails/istock-993981128_small.jpg)
Cheerful students are raising hands to answer teacher's questions, professor bearded man is pointing at young people and listening to them. Lessons ans colleges concept.
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