Answer:
World War II (1939–1945) Axis powers (Germany, Italy, Japan, Hungary, Romania, Bulgaria) versus Allies (U.S., Britain, France, USSR, Australia, Belgium, Brazil, Canada, China, Denmark, Greece, Netherlands, New Zealand, Norway, Poland, South Africa, Yugoslavia).
Explanation:
Child labour was common
the children didnt received education bevause they were workin to support the family
the working day was estremely long and with harsh conditions...
workers didnt had any rights.or.strike...
if u broke a machine u were killed...
The answer to your question is c and e