Answer Happy

Did you know that just 10% of the population is left-handed?
Scientists don't know why some people are lefties. Genetics seems
to be responsible about 25% of the time, but even identical twins,
who share the same genes can sometimes having differing dominant
hands. People believe left-handedness can affect many things. -
your performance in school, your skill at sports and even how much
money you make. There are plenty of theories about what determines
which hand you write with, but a growing number of experts believe
its random, Mixed handed peoples-who use both hands equally appear
to be more different from people who favor one hand over the other.
In comparison The difference between the righties and lefties are
minimal?
Which of the following details from the passage supports the
main idea?
a) A growing number of experts believe handedness Is Random.
b) Just 10% of the population is left-handed.
c) Many theories exist about what determines handedness.
d) Mixed-handers differ more from people who favor one hand over
the other.