Answer:
a memo to all staff inviting them to attend a holiday luncheon
Step-by-step explanation:
According to the given document, a memo is sent to all staff by Mrs Bartola, telling them on their code of conduct and what is expected of them.
Based on the information in the memo, the document that I would expect Ms. Bartola to write would be a memo to all staff inviting them to attend a holiday luncheon.