Final answer:
Written approval is a control plan that takes the form of signatures or initials on a document to indicate that a person has authorized the event. So the correct answer is option 2.
Step-by-step explanation:
The control plan that takes the form of signatures or initials on a document to indicate that a person has authorized the event is written approval.
When a person signs or initials a document, it shows that they have given their authorization and consent for the event to take place. The control plan that takes the form of signatures or initials on a document to indicate that a person has authorized the event is known as written approval.
This method is commonly used in various business processes, including financial transactions, approvals in quality control, and document sign-off in project management. A signature or initial on a document serves as proof that a specific individual has reviewed the information and agreed to what is stated or requested in the document.