The correct option is: (c) II and III
Explanation:
Swine flu is an infection by Swine influenza Virus, ( SIV or *-OIV) is any strain of the influenza family of viruses that is endemic in pigs. As of 2009, the known SIV strains include influenza C and the subtypes of influenza A (H1N1, H1N2 H3N1, H3N2 and H2N3).
Swine influenza virus is common throughout pig populations worldwide. People with regular exposure to pigs are at increased risk of swine flu infection. In August 2010, the World Health The organization declared the swine flu pandemic officially all over.