Most people in the world are right-handed. It seems to be the same in history. The works of art studied by scientists in 1799 were in different periods from 1500 BC to 1950s. Most of the people in these displays are right-handed works, so scientists guess that right-handed people have always been common. Today, only about 10% to 15% of the world’s population are left-handed. Now although right-handed people are more common than left-handed people, people no longer think that left-handers are strange or unusual
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