It provide a source of income, job opportunities,quality education and a better/comfortable lifestyle.<span />
C - A typical star i just took the test and it was correct
Hi!
After World War II, many workers migrated to the northern provinces of Italy to look for jobs in industry.
Hope this helps! :)
-Peredhel
Scientists can't be sure about the early atmosphere and can only draw evidence from other sources. For example, volcanoes release high quantities of carbon dioxide. Iron-based compounds are present in very old rocks that could only have formed if there was little or no oxygen at the time.