The correct answers are A) breaks. B) upcoming tests. C) the number of classes. D) upcoming assignments.
The factors that should help decide the length of a study session are the following: breaks, upcoming tests, the number of classes, and upcoming assignments.
During regular school time, study sessions are the academic moments where you gather together with other students or a tutor in order to study, comment or analyze important aspects of your subjects. For instance, when you are about to have examinations, you schedule your study session three times a week, with the criterion mentioned above. This way you reinforce what you learn, yo ask questions, listen to the ideas and opinions of other students and get better prepared for your exams.