A. May 1
B. May 5
C. May 10
D. May 15
Explanation: International Workers’ Day, commonly known as Labour Day or May Day, is observed in many countries on May 1.
A. May 1
B. May 5
C. May 10
D. May 15
Explanation: International Workers’ Day, commonly known as Labour Day or May Day, is observed in many countries on May 1.