Answer:
A) code of ethics
Step-by-step explanation:
A code of ethics is a document stating the guidelines of behavior of a group of people or association.
The American marketing organzation as well as every other organzation has a document that state the moral principles guiding the behavior of it's members and operations of the organization.
Code of ethics helps an organization to make rational decision and it also helps them to focus on achieving the aims and objectives of the organization.
It enables every member to behave in conformity with the laid down rules and regulations.
Code of ethics is a document that contains specific principles of handling the operational process of an organization.