A.j*m+i B.i*m+j C.i*m+j-1 D.i*m+j+1
A.strcpy(a,"abc"); B.a[0]=0;strcat(a,"abc"); C.a="abc"; D.int i;for(i=0;i<3;i++)a[i]=i+97;a[i]=0;
A.static int a[2][3]={1,2,3,4,5,6}; B.static int a[2][3]={{1},{4,5}}; C.static int a[][3]={{1},{4}}; D.static int a[][]={{1,2,3},{4,5,6}};