Consider the following statements :
| I: | The BCG vaccine is given as a protection against Tuberculosis |
| II: | Oral polio vaccine is being used in the Pulse Polio Immunization programme in India |
| III: | Hepatitis B vaccine is made with the help of recombinant E.Coli |
1. I and II only
2. I and III only
3. II and III only
4. I,II and III