The correct answer is C. A good teacher should have a talent for speaking.
A good teacher should be able to communicate effectively with their students. This means being able to speak clearly and concisely, as well as being able to engage students and hold their attention. A good teacher should also be able to adapt their teaching style to different students and learning styles.
A talent for acting is not necessary for a good teacher. While some teachers may be naturally gifted at public speaking, this is not a requirement for being an effective teacher. In fact, some teachers may find that their acting skills actually hinder their ability to connect with students.
A good personality is important for any profession, but it is especially important for teachers. Teachers need to be able to build rapport with their students and create a positive learning environment. However, a good personality is not the same as a talent for speaking.
An interest in discipline is important for teachers, but it is not the same as a talent for speaking. Discipline is necessary for creating a safe and orderly learning environment, but it is not the only factor that contributes to effective teaching.
In conclusion, the correct answer is C. A good teacher should have a talent for speaking.