The correct answer is D. Memorandums
Explanation:
A memorandum is a document used mainly in business or corporation contexts as a major communication tool between departments or employees, memorandums have multiple purposes including informing about some issue or change or asking for something. Due to this memorandums are almost exclusively used for internal communication in companies or organizations and thus, memorandums, also called memos belong to workplace contexts. Additionally, essays, outlines or poems are not related to the workplace but to the academic context. Thus, one type of workplace writing is memorandums as they are the main tool of communication in companies or organizations.
