What Makes JIT Superior to the Traditional Approach of Inventory

What makes JIT superior to the traditional approach of inventory management?

A) The traditional approach accepts the existence of setup costs,but not carrying costs or inventories.JIT accepts the existence of setup and carrying costs,but pushes for zero inventories.
B) The traditional approach accepts the existence of carrying costs and inventories,but not setup costs.JIT accepts the existence of setup costs but not carrying costs and pushes for zero inventories.
C) The traditional approach accepts the existence of both setup costs and carrying costs and attempts to find the order quantity that best balances those costs.JIT does not accept either setup costs or carrying costs and pushes for zero inventory levels.
D) The traditional approach does not accept carrying costs or setup costs.JIT minimizes both setup and carrying costs by finding the best order quantity to balance these costs.