A Exclusive use of teacher-centered lectures, as this is the fastest way to transmit content regardless of individual differences.
B Permanent division of the class into fixed groups of "strong" and "weak" students, offering challenges only to the more advanced learners.
C Strict standardization of teaching, applying the same activity, at the same pace, and with the same assessment for everyone, aiming for absolute equality.
D Differentiated Instruction, which proposes varying tasks, resources, and forms of assessment, allowing students to learn the same content through different paths.