The following sentence has been divided into parts. One of them may contain an error.
Select the part that contains the error from the given options. If you don’t find any error, mark ‘No error’ as your answer.

A child learnt the basics of / his mother tongue mainly from / his interactions with the mother.

A

his mother tongue mainly from

B

No error

C

A child learnt the basics of

D

his interactions with the mother