A customer has held an account at a local credit institution for 10 years. The account has received deposits
twice weekly for the same amount and has never shown signs of suspect behavior. Monitoring software
indicated that in the past few months the account has received several large deposits that were not in line with
the account history. When asked, the customer states she recently sold a piece of property, which is supported
with a proof of sale. What should the compliance officer do next?

A.
Investigate these unusual transactions further

B.
Contact the local FIU for advice

C.
File an STR with the competent authorities

D.
Document reasons for not filing a STR