Which of the Following Is the Best Definition of Inventory

Which of the following is the best definition of inventory management?

A) planning and control of the flow inventory into and through an organization
B) planning, coordinating, and controlling activities related to the flow of inventory into, through, and out of an organization
C) planning and coordinating activities related to the flow of inventory into and through an organization
D) planning, coordinating, and control of inventory into an organization