Explanation
A school library should primarily have B) Good books on the lives of great men and other relevant educational materials.
A school library aims to support and enhance the educational curriculum of the institution. It should provide resources that promote learning, knowledge acquisition, and personal development. Therefore, it is important to prioritize books that offer educational value, such as biographies of great individuals, historical literature, scientific books, literary classics, reference materials, and other subjects relevant to the curriculum.
While personal interests and reading preferences can vary, the primary focus of a school library is to provide materials that contribute to academic growth, critical thinking, and a well-rounded education. It is not necessary for a school library to have materials solely focused on film magazines, deductive novels, or books on the lives and love affairs of film stars.