Question $10($Mandatory$)(2$ points$)$

The ABC method of inventory management is founded on the notion that

a$)$ some inputs are more valuable or critical to a firm's operations than others.

b$)$ inventory costs should be cut to an absolute minimum by reducing inventory on hand.

C$)$ the cost of placing an order is a fixed cost

d$)$ a firm should know its soonomic ordar $$anticy at all times.