What are the two scenarios that allow you to update the lot control option for an item? (Choose two.)

A user is performing a material return transaction against excess stock in an Inventory organization; however, the user fails to select the Physical Material Return Required check box.
What happens?

You defined an Inventory Organization that is meant to track the contract manufacturing process outsourced to a supplier.
Where do you mention that this Inventory Organization is meant for one particular supplier?

Your customer decides to implement Cloud Procurement and Inventory. While discussing with your customer, you come to know that they have a business that spans across multiple locations and they have warehouses situated across USA and Canada.
1. All their procurement, payables, and distribution activities take place from USA.
2. They have a central warehouse in USA and after the goods are delivered to this warehouse, they are distributed across multiple additional warehouses. The warehouses are managed separately from the requisitioning units.
3. For requesting material they have two units. One located in USA that monitors the current stock. They are responsible for creating requisition for any material shortage in USA.
They have another location in Canada for requesting material.
Which setup fulfills this scenario?

For an Item to be enabled for back-to-back order process, which attribute do you need to set?