D$)$ Can't be determined

$14.$ The Union Manufacturing Company is producing two types of products: A and B$.$ The demand forecasts, batch size, and time standards follow:

$\backslash$table$[[$demand forecasts,,Product A$,$Product B$],[$Demand forecast $($units$/$yr$),1,000,4,000],[$Batch size $($units$/$batch$),20,10],[$Processing time $($hr$/$unit$),3\mathrm{.}2,4\mathrm{.}5],[$Setup time $($hr$/$batch$),10,20]]$

Both products are produced on the same machine, called Mark I. The company works $250$ days per year and operates two shifts, each covering $8$ hours. A $15$ percent capacity cushion is maintained.

How many Mark I machines are required to produce Union Manufacturing's for the year's production?

A$)$ fewer than $4$ machines

B$)$ more than $4$ but fewer than or equal to $6$ machines

C$)$ more than $6$ but fewer than or equal to $8$ machines

D$)$ more than $8$ machines