The correct answer is: D. International Youth Day
International Youth Day is celebrated on August 12 every year. It was established by the United Nations General Assembly in 1999 to recognize the importance of youth in society and to promote their participation in decision-making. The theme for International Youth Day 2023 is “Transforming Food Systems: Innovation, Youth and Climate Action”.
United Nations Day is celebrated on October 24 every year. It commemorates the day in 1945 when the United Nations Charter was signed by 51 countries. The theme for United Nations Day 2023 is “Our Common Agenda”.
World Pneumonia Day is celebrated on November 12 every year. It was established by the World Health Organization in 2009 to raise awareness of pneumonia and its prevention and treatment. The theme for World Pneumonia Day 2023 is “Pneumonia: Hear Her, Save Her”.
World Diabetes Day is celebrated on November 14 every year. It was established by the International Diabetes Federation in 1991 to raise awareness of diabetes and its prevention and treatment. The theme for World Diabetes Day 2023 is “Access to Diabetes Care: If Not Now, When?”