The correct answer is option 1, Rotavac. Rotavac is the first indigenously developed vaccine from India to be pre-qualified by the World Health Organization (WHO). Pre-qualification by the WHO means that the vaccine has met all the necessary quality, safety, and efficacy standards.
Option 2, Hemophile, is not the correct answer. Hemophile is not a vaccine but a misspelling of Hemophilia, which is a genetic disorder that affects the blood`s ability to clot.
Option 3, Pentavac, is also not the correct answer. Pentavac is a combination vaccine used to protect against various diseases, including diphtheria, tetanus, pertussis, hepatitis B, and Haemophilus influenzae type b. However, it is not the first indigenously developed vaccine from India to be pre-qualified by the WHO.
Option 4, Pneumococca, is not the correct answer. Pneumococca is misspelled, and it is likely referring to the pneumococcal vaccine, which protects against infections caused by the bacteria Streptococcus pneumoniae. However, it is not the first indigenously developed vaccine from India to be