1) All Europeans use the metric system instead of the Imperial system
2) International workers day is an national holiday in most European countries, it America it is not.
3) Schools and University's are free in most European countries; where as in America College is very expensive
Depends, what are the lengths given?
it might be c. this one is actually confusing. i am sorry that i couldn't help that much.
hope you get the answer you need.
30% of glaciers cover the earths land
Native Americans have lived on the continent of South America for the longest time.
There had been several Native American tribes that had inhabited the continent long before the New World was discovered.
Hope this helps! :)