Which of the following expressions should go in Cell F6 of the above spreadsheet? A. =SUMPRODUCT(\$B\$6:\$E\$6,B7:E7) B. -SUMPRODUCT(\$B\$6:\$E\$6,B10:E10) c. =SUMPRODUCT(\$B\$6:\$E\$6,B11:E11) D. =SUMPRODUCT(\$B \$14:\$E\$14,B7:E7) Question 5 Which of the following expressions should go in Cell F13 of the above spreadsheet? A. =SUMPRODUCT(\$B\$7:\$E\$7,B13:E13) B. =SUMPRODUCT(\$B\$10:\$E\$10,B13:E13) C. -SUMPRODUCT(\$B\$6:\$E\$6,B13:E13) D. -SUMPRODUCT(\$B\$13:\$E\$13,B10:E10) E. None of the above expressions A company wants to build a new factory in either Atlanta or Columbia. It is also considering building a warehouse in whichever city is selected for the new factory. The following table shows the net present value (NPV) and cost of each facility. The company wants to maximize the net present value of its facilities, but it only has $15 million to invest. The ILP formulation of the problem and its spreadsheet implementation are as follows: MAX:Subjectto:31+42+23+X4101+82+63+5415X1+X2=1X3+X41X3X10X4X20Xi=0,1 Which of the following statements is not true for the optimal solution of the problem? A. X1=1 B. X2=1 c. x3=0 D. X4=1