प्राथमिक शिक्षक के लिए बाल मनोविज्ञान का ज्ञान आवश्यक है, क्योंकि , Knowledge of child psychology is a must for a primary teacher, because

Solution

D. it helps the teacher in understanding the behaviour of children,

Explanation

Knowledge of child psychology is a must for a primary teacher, because it helps the teacher in understanding the behaviour of children. Child psychology, also called child development, the study of the psychological processes of children and, specifically, how these processes differ from those of adults, how they develop from birth to the end of adolescence, and how and why they differ from one child to the next.