Suppose you are managing inventory using the order$-$up$-$to model, the order$-$up$-$to quantity is $10$ and you have already gone through few order cycles. Which of the following statements is definitely false? Or$,$ in other words, "not possible at all"?

Group of answer choices

Inventory position is $9.$

On$-$hand inventory is $11.$

You had excess inventory when the supplier's shipment arrived in the last cycle.

You faced a stockout in the last cycle.

Backorder is $11.$

On$-$order inventory is $9.$