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Passage Two
29.
A. The right hand.
B. The left hand.
C. Both hands.
D. It depends.
30.
A. 2 years old.
B. 3 years old.
C. 4 years old.
D. 8 years old.
31.
A. The younger they are, the less they use both of their hands.
B. They become one-handed and start using both hands alternately.
C. One of their hands develops more skillfully as they age.
D. Most children in the world are born right-handed.
