I think it is A he was repenting
Answer:
I have notices that there is a hole in the PE trousers you gave to me as a result I want a refund on behalf the PE gears .
Explanation:
It is a phrase that is commonly said and it doesn’t compare any two things, so it is an idiom.
Third person plural pronoun is THEY.
If you want to create a possessive pronoun out of that one, that would be THEIRS.
Possessive pronouns, as the name itself says, determine some kind of possession. For example:
Is this books yours? - No, it's theirs.