46. In a CLIL science lesson, a teacher presents plate tectonics through oral explanations, an annotated diagram, gestures, and a short animation. Each mode contributes information that others do not fully convey. Which statement best explains the pedagogical value of this design? (A) It eliminates the need for explicit support for discipline-specific language during instruction. (B) It uses complementary modes to scaffold students’ construction of disciplinary meaning. (C) It enhances learning by repeating identical information across multiple channels. (D) It shifts students’ attention away from classroom interaction and toward the teacher’s lecture.