In Question $5,$ assume that the following additional information is available:

$$ Workers$$ planned vacation reduces capacity by $55,000$ tons annually

$$ Planned equipment maintenance reduces capacity by $25,000$ tons annually

$$ Unplanned issues are expected to further reduce capacity by $90,000$ tons annually

What is the approximate capacity cushion of the system?

A$.34\%$

B$.41\%$

C$.50\%$

D$.59\%$

$2$