Which scenario indicates potential money laundering activity by a lawyer?

A lawyer located in a higher risk country deposits their firm's bank draft issued from their trust account to another lawyer's trust account located in a low-risk country for legal services rendered.

A lawyer's trust account regularly receives wire transfers from unknown remitters from a higher risk country and immediately transfers the same amount of funds received to a known beneficiary's account in a low-risk country.

A lawyer's trust account receives a large-value wire transfer from a regulated insurance company and immediately transfers the same amount of funds received to the beneficiary's bank account located in a low-risk country.

A lawyer's trust account receives a large wire transfer deposit from a client that wanted to purchase a piece of property and then transfers the same amount to the property seller's lawyer's trust account.