Answer: The answer I would say is 10% or 15%!
Explanation:
I think I remember learning that.
Hope it's right!!!
4. Groups advocated safer working conditions for factory workers.
a primary source is a first-hand account event examples include newspaper letters Diaries photographs sketches and music in court cases recorded history and student and professional research is must analyze primary sources carefully says they are usually a record of only a single person experience
I believe it is the Sumerian.