An Instructor Has Just Answered a Question from a Learner

An instructor has just answered a question from a learner. Which of the following is the NEXT action the instructor should take?

A) Ask other learners to provide an example to further clarify the material
B) Seek feedback from the learner to show they understand.
C) Restate the material with further examples and diagrams.
D) Proceed on to the next section of material.