Explanation:

First option is correct.

For the first time a vaccine against Gonorrhoea was in news and claimed to be developed by scientists from New Zealand. Gonorrhoea is also called clap and is caused by bacterium Neisseria gonorrhoeae. It is sexually transmitted disease and spreads through unprotected sex. Untreated gonorrhoea can lead to infertility in both sexes besides pelvic inflammatory disease in the women and can be transmitted to the child during pregnancy.