Stones Manufacturing sele a marble slab for $1,100 Fixed costs are $34,000, while the vanable costs are $500 per slab. The company oumenty plans to set 240 slabs this month What is the margin of safety assuming 80 slabs are actually add? (Round all unit calculations up to the nearest whole number) OA $34,000 OB. $201,300 OC $81.300 D. $25.300