A.double p=&k; B.int *p=&k; C.double &p=*k; D.char *p="Thank you!";
A.int p=&m; B.int *p=&m; C.int&p=*m; D.int *p=m;
A.int *p=calloc(10,2); B.int *p=calloc(10); C.int *p=calloc(10,4); D.int *p=malloc(10)