Question

find out grammatical error: though child marriage /has been banned but/the custom still prevailed among some groups in India ​

Answer 1

$\Huge{\boxed{\mathbb{\underline{\pink{Answer}}}}}$

Though child marriage /had been banned but/the custom still prevailed among some groups in India.

$\large{\boxed{\mathcal{\blue{REASON}} }}$

Has is use for present tense but the child marriage had been banned for since many years therefore instead of has it will be had.

About past tense

The past tense is use to denote the action or the situation which had been done before.

It has four parts

• Simple past tense

• Past continous tense

• Past perfect tense

• Past perfect continous tense

Answer 2

Answer:

Explanation:

Has changed to had

Because it’s in past tense

And in past tense we used had,were,was .