Which of the following statements are correct regarding the importance of psychology in teaching-learning?
I. Helpful in knowing the learner
II. Helping the teacher to know himself
III. Helpful in effective learning process
IV. Helpful in teacher's professional growth
1
1, 3 and 4
2
1, 2 and 3
3
2, 3 and 4
4
1, 2, 3 and 4