The LP problem whose output follows determines how many necklaces, bracelets, rings, and earrings a jewelry store should stock The objective function measures profitit is assumed that every piece stocked will be sold Constraints measure display space in units, time to set up the display in minutes and two marketing restrictions MAX $100$N $+12$OB $+15$OR $+125$E; N $+2$B $+2$R $+2$E $108$ Space $3$N$5$B E$120$ Time NR $25$ Market Restriction $1$ B $+$ R $+$ E $50$ Market Restriction $2$ Use the output below to solve and answer the following question To what value can the profit on necklaces drop before the solution would change? Variable Cells Final ReducedObjective Allowable Allowable