To answer this question, you need to be familiar with World Music Day. World Music Day is celebrated worldwide on June 21st every year. It is a day dedicated to promoting the art of music and its cultural diversity.
Let's go through each option to understand why it is correct or incorrect:
Option A) June 21 - This option is correct. World Music Day is celebrated on June 21st.
Option B) January 21 - This option is incorrect. World Music Day is not celebrated in January.
Option C) December 21 - This option is incorrect. World Music Day is not celebrated in December.
Option D) July 21 - This option is incorrect. World Music Day is not celebrated in July.
The correct answer is A) June 21. This option is correct because World Music Day is celebrated on June 21st to promote the art of music and its cultural diversity.