"Beat plastic pollution" is/was the theme of the 'World Environment Day' in the year-

Correct option is C

The correct answer is (c) 2018.
· World Environment Day is an annual event organized by the United Nations to raise awareness about environmental issues and encourage action. Each year, there is a specific theme that focuses on a particular environmental concern.
· In 2018, the theme for World Environment Day was " Beat Plastic Pollution." This theme was chosen to highlight the urgent need to address the global problem of plastic pollution. Plastics are pervasive in modern life, but they also contribute significantly to environmental problems, such as marine pollution, wildlife harm, and health issues.
Other Themes:
· 2019: "Air Pollution"
· 2015: "Seven Billion Dreams. One Planet. Consume with Care"
· 2016: "Zero Tolerance for the Illegal Wildlife Trade"