The International Day of Light is observed on:

Correct option is B

The correct answer is option (b) 16th May

• The International Day of Light is observed on May 16th each year.
• This day celebrates the role of light in science, culture, art, education, and sustainable development, and marks the anniversary of the first successful use of a laser in 1960.
  

Information Booster :-

•  1st May :- May 1st is celebrated as International Workers' Day or Labour Day, a day to honor the labor movement and the contributions of workers.
  
•  16th June :- June 16th is also recognized as the International Day of Family Remittances by the United Nations. This day honors the financial contributions made by migrants to support their families in their home countries
  
•  1st June :- June 1st is observed as International Children's Day in many countries, focusing on the welfare of children and promoting their rights. It highlights the importance of ensuring children's well-being, education, and protection from abuse and exploitation.