A.7 B.8 C.6 D.9
A.0 B.{1,2} C.1 D.3
A.int arr[2][3]={0} B.int arr[][3]={1,2,3,4,5} C.int arr[2][3]={{1,2},{3,4},{5,6}} D.int arr[2][3]={{1},{3,4,5}}