Which Of The Following Code Will Generate Unique Random Numbers #1139

 #include <stdlib.h> int main() { srand(0); printf("%d\n", rand()%50); return 0; } 

 #include <stdlib.h> int main() { srand(time(0)); printf("%d\n", rand()%50); return 0; } 

 #include <stdlib.h> int main() { srand(1); printf("%d\n", rand()%50); return 0; } 

 #include <stdlib.h> int main() { printf("%d\n", rand()%50); return 0; }