Question

Why are some people left handed?

Answer 1

Some people are left handed because in their childhood days they do all the work by left hand and get used to.
They find easy to do things from left hand due to their habit.
So they choose left hand instead of right hand
Hope it helped u friend
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Answer 2

left handedness comes habitually but experts have researched about it and it says that left handedness maybe due to genetic mutation.