I say its C. correct me if I'm wrong
Explanation:
memo (also known as a memorandum, or "reminder") is used for internal communications regarding procedures or official business within an organization.
OR
A memo is a short official note that is sent by one person to another within the same company or organization.
Synonyms: memorandum, minute, note, message
Mr. Hyde's dead body is found in Dr. Jekyll's laboratory.
Answer:
If you don't do this, you are letting your team down
if its not this one then its the one under it
Explanation: