What is the objective function

Based on the Answer and Sensitivity reports, what is the objective function? Objective Cell (Min) Cell Name Original Value Final Value $B$18 Cost= 2693333.33 2693333.33 Variable Cells Cell Name Original Value Final Value Integer $B$15 x1 70.00 70.00 Contin SBS16 x? 120.00 120.00 Contin $B$17 x3 53.33 3.33 Contin Constraints Cell Name Cell Value Formula Status Slack $H$10 = Usage 70 $H$7=$G$7 _ Binding 0 $H$8 = Usage 120 SH$8=$G$8 Not Binding - $H$9_= Usage 53.33 $H$9=$G$9 Not Binding 3. Vanable Cells Final Reduced Objective Allowable Allowable Cell Name Value Cost Coefficient Increase Decrease $B$15 x1 70 0 12000 1E+30 1259.259259 $B8$16 x2 120 0 9000 666.6666667 1E4+30 $BS17 x3 3.33333333 0 14500 1700 1000 Constraints Final Shadow Constraint Allowable Allowable Cell Name Value Price R.H. Side Increase Decrease 5 f0 $H$12 = Usage 70 = 1259.259259 ri] 45 TO SH$8 = Usage 120 50 70 1E4+30 SHS9 = Usage 3.33333333 0 50 3.333333333 1E+30 ) Max 2693333.33 X1 ( Max 2693333.39 M1 + 70 X2 Min 7OM1+ 12022 Min S081 120024533943 ( None of the above