How many people , worldwide, are believed to have died during world war ii

It is believed that, worldwide, more than 60 million people died during World War II.

 The change from domestic industry to the factory system meant a loss of independence to the worker. The home laborer could work whenever he pleased. Although the need for money often drove him to toil long hours, he could vary the monotony of his task by digging or planting his garden patch. When he became a factory employee, he not only had to work long hours, but he had to leave his little farm. He lived near the factory, often in a crowded slum district. He was forced to work continuously at the pace set by the machine. The long hours and the monotonous toil were an especially great hardship for the women and children. The vast majority of the jobs were held by them by 1816. 

The answer is C