Match the diseases in Group I with their causative organisms in Group II
| Group I | Group II |
| (P) Syphilis | (1) Shigella dysenteriae |
| (Q) Bacillary dysentery | (2) Bordetella pertusis |
| (R) Gas gangrene | (3) Treponema pallidum |
| (S) Whooping cough | (4) Clostridium perfringens |
1
P-2, Q-1, R-4, S-3
2
P-3, Q-4, R-2, S-1
3
P-2, Q-3, R-4, S-1
4
P-3, Q-1, R-4, S-2