Which of the following is the best action to take regarding a particular account once suspicious activity is reported by the institution?

Which of the following is the best action to take regarding a particular account once suspicious activity is reported by the institution?
A . Notify the client that the transaction has been reported.
B. Freeze the funds pending notification from the competent authority.
C. Secure all supporting documentation.
D. Immediately close the account.

Answer: C

Explanation:

Once the STR is filed, it will trigger an investigation so the institution should secure all the supporting document for the competent authorities.