Explanation:

- Admissions made by a party in a legal case are relevant not just against the party but also against certain related persons.

- Privies in blood are persons connected by blood, like heirs.

- Privies in law include people related through legal transfer, like titleholders after a court decree.

- Privies in estate means persons who inherit or derive their title from the party making the admission, such as successors.

- *Section 18 of the Indian Evidence Act states admissions are evidence against the party making them and persons claiming under them (privies in estate), but also applies to privies in law and blood in some contexts.

Correct Answer:

Option:4, all the above