Consider the following three C functions : [PI] int * g (void) { int x = 10; return (&x); } [P2] int * g (void) { int * px; *px = 10; return px; } [P3] int *g (void) { int *px; px = (int *) malloc (sizeof(int)); *px = 10; return px; }

Consider the following three C functions : [PI] int * g (void) {

1.	Consider the following three C functions : [PI] int * g (void)  {  int x = 10;  return (&x);  }  [P2] int * g (void)  {  int * px;  px = 10;  return px;  }  [P3] int g (void)  {  int px;  px = (int ) malloc (sizeof(int));  *px = 10;  return px;  }
A.	Only P3
B.	Only P1 and P3
C.	Only P1 and P2
D.	P1, P2 and P3
Answer» D. P1, P2 and P3