$1.$ In the case we did on RPS$,$ we talked about difficult choices you sometimes have to make when ordering raw materials to support service.$$ If presented with the following scenario, what choice do you think is best if you need to order $500$ units of product to complete a full truck load.$$ The product you are buying has a $6-$month shelf life.

$$

Item

Monthly Forecast

Units

Current Inventory Units

A

$400$

$1800$

B

$50$

$200$

C

$250$

$150$

D

$1000$

$5000$

$$

a$.$ Buy Component A

b$.$ Buy Component B

c$.$ Buy Component C

d$.$ Buy Component D