Answer: Watchful Eyes would probably benefit from departmentalization by customer type.
Explanation:
Customer departmentalization is when a business will group certain things, such as activities, by the basis of their regular/common customers. They also base this on the types of customers that they have.
Jobs in a business can also based on customer departmentalization. They do this with jobs by the type of customer that the business or organization serves.
There are several types of departmentalization used in business. Here is a few of the different types;