Answer:
Customer interaction
Explanation:
A wiki is a collection of editable pages about a specific subject and is used by a team to collaborate on content about the subject. Nowadays Wiki type websites have been widely used by companies. This is because this type of website establishes simple, straightforward communication with the customer, which allows the customer to understand not only company policy, but how products are created, which products are created, and how these products can be useful in the life of the customer.