Which of the following are maintenance work center functions? (Choose three)

What do you use to set up a refurbishment order for external refurbishment?

The items involved in master warranty structure. Identify them
There are 3 correct answers to this question.
Response:

A user has planned an operation with labor costs and material costs; however, the material cost element is not assigned to a value category.
Where do the material costs appear in the value categories for the order?

You customize an order type to release orders immediately upon creation, and you assign the order type to a maintenance item.
How can a user override the automatic release of the order without creating a new order type?