A. It develops self-confidence in children
B. It makes learning easy
C. It is helpful in intellectual development
D. It helps children in learning in natural environment

Solution

D. It helps children in learning in natural environment

Explanation

At primary level, it is better to teach in mother tongue because it helps children in learning in natural environment. A primary school or elementary school is a school in which children receive primary or elementary education from the ages of about five to eleven, coming before secondary school and after preschool.