Universal container want to track technician van stock and consigned products

Universal container want to track technician van stock and consigned products

How can this will be accomplished using the field service lightning standard object model
A . Service resources will track van stock. Location will track time and customer sites
B . Location will track van stock. Account will track consigned products
C . Service resources will track van stock. Products consumed will track item at customer’s site
D . Location will track van stock and items at customer’s site

Answer: B