Which event took place first ? a.) d-day b.) ve day c.) vj day d.) battle of iwo jima

The correct answer to this question would be alternative A)"D-Day."

D-Day was an event that took place in Normandy, on June 6th 1944, during World War II.

VE Day, VJ Day, an the Battle of Iwo Jima took place in 1945, also during World War II.

the difference is that white collar worker performs skills like worker as a scientist or well blue collars do physical work and they do services like being a cook.