The lp problem whose output follows determines how many necklaces, bracelets, rings, and earrings a jewelry store should stock. the objective function measures profit; it is assumed that every piece stocked will be sold. constraint 1 measures display space in units, constraint 2 measures time to set up the display in minutes. constraints 3 and 4 are marketing restrictions. linear programming problem max 100x1+120x2+150x3+125x4 s. t. 1) x1+2x2+2x3+2x4< 108 2) 3x1+5x2+x4< 120 3) x1+x3< 25 4) x2+x3+x4> 50 use the solver method to find the solution and the sensitivity report. which resource should be the company work to increase and why?