The following sentence has been divided into parts. One of them contains an error. Select the part that contains the error from the given options.

Mithila art tradition is passed on / from one generation through a next / by children watching and helping / their mothers and grandmothers.

A

their mothers and grandmothers

B

Mithila art tradition is passed on

C

from one generation through a next

D

by children watching and helping