1.1) (A.1) Please compute the A3 of the following relation. A=⎣1 1 1 11 0 0 10 0 0 01 1 0 0]1.2) (A.1) Please answer the following questions based on the following matrix. The domain is {A,B,C,D,E} respectively. G=⎣0 0 1 0 00 0 0 1 00 0 1 0 01 0 0 0 00 1 0 0 0]a) Does the point (E, C) belong to G314 ? b) Does the point (B, C) belong to the transitive closure of G ? c) Does the point (D, D) belong to the transitive closure of G ?