It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
student concentrated preparation exams revisions office home work work university studies study to study person young man boy man final exams exam reading read to write paper books book notebook notes style learn culture learning seriously calculator office table enrolment information succeed success teaching open book
Page 2017 Free-images.com. All images are Public Domain