Correct option is A
The Kyoto Protocol was adopted in 1997 and entered into force in 2005, aimed at reducing greenhouse gas emissions.
The International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families was adopted in 1990.
The SAARC Convention on Extradition was signed in 1987 to provide legal framework for extradition among member states.
The World Trade Organization (WTO) officially came into existence on January 1, 1995, replacing the GATT framework.
Information Booster:
The Kyoto Protocol was the first binding treaty to limit greenhouse gas emissions, and the WTO oversees international trade rules to facilitate smooth global commerce.