Elements of  $\left[\begin{array}{c}{\displaystyle 1}-{\displaystyle 1}{\displaystyle 0}\\ {\displaystyle 0}{\displaystyle 4}{\displaystyle 2}\\ {\displaystyle 3}-{\displaystyle 4}{\displaystyle 6}\end{array}\right]$  with their cofactors and choose the correct answer    

                                                                 

           Element                              Co factor

         I) –1                          a)  –2

         II) 1                            b)  32

         III) 3                          c)  4

         IV) 6                           d)  6

                                            e)  –6