Câu 7: Which of the following arguments is not suitable or valid when arguing that "Students should have longer school days"? A. Longer school days provide additional time for students to participate in extracurricular activities. B. Extended school days allow for more in-depth exploration of subjects, fostering a deeper understanding. C. Most adults work long hours, so students should also experience extended school days to prepare for the future. D. Students with longer school days tend to have better academic performance compared to those with shorter days.

The question asks which of the given arguments is not suitable or valid when arguing that "Students should have longer school days." Let's analyze each option:A. This argument is valid as it suggests that longer school days would provide additional time for students to engage in extracurricular activities, which can be beneficial for their overall development.B. This argument is also valid because it proposes that extended school days would allow for more in-depth exploration of subjects, which could lead to a deeper understanding of the material.C. This argument is less valid because it compares students to adults in the workforce. The purpose of school is to educate and prepare students for future academic and career endeavors, not necessarily to mirror the work schedule of adults. Therefore, the argument that students should have longer school days because most adults work long hours is not a strong or relevant point.D. This argument is valid as it is based on the premise that longer school days have been associated with better academic performance.