Question $24(1$ point$)$

According to Nick Szabo, for secured social scalability, which type of blockchain is preferred?

Question $24$ options:

Integrity of the ledger maintained by a single user

Integrity of the ledger maintained by the owner group

Integrity of the ledger maintained by trusted ledger owners or actors by validation

Integrity of the ledger maintained by any users, by untrusted consensus

None of the above