Several studies show that over half the families in the bottom quintile during a given year move up to a higher quintile _____ years later.
A) five
B) 10
C) 15
D) 20

Question

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The Answer of Several studies show that over half the families in the bottom quintile during a given year move up to a higher quintile _____ years later.
A) five
B) 10
C) 15
D) 20

Several Studies Show That Over Half the Families in the Bottom