Mini Blenders INC. has set a unit selling price of $$15\mathrm{.}00.$ Their

Fixed costs are $$20,000$ for the year, during which $10,000$ units are

expected to be sold. A $20\%$ Markup on sales is included in the

selling price. What is MBI's unit variable cost?a$.$ $$7$ per unitb. $$5$ per unitc. $$4$ per unitd. $$8$ per unite. $$10$ per unit