The correct answer is D. A good teacher
is one who always tells his/her students that from where they can get answers to their queries.A good teacher should be able to answer all the questions asked by students, but they should also be able to guide students to find the answers to their own questions. A good teacher should encourage students to learn outside of the classroom, and they should be able to provide resources to help students do so.
Option A is not correct because a good teacher should encourage students to ask questions. Option B is not correct because a good teacher should not just answer questions, but should also guide students to find the answers to their own questions. Option C is not correct because a good teacher should encourage students to learn outside of the classroom.