Answer:
In the nearly 30 years between the 1971-1974 NHANES and the 1999-2000 NHANES, the prevalence of childhood obesity more than doubled for youth aged 12 to 19 years (from 6.1 percent to 15.5 percent) and more than tripled for children aged 6 to 11 years (4 percent to 15.3 percent).
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with that being said
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The national childhood obesity rate is 18.5%. The rate varies among different age groups and rises as children get older: 13.9% of 2- to 5-year-olds, 18.4% of 6- to 11-year-olds and 20.6% of 12- to 19-year-olds have obesity. In America.
Hope this helps!
With everything being said your closest answer would be
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A. 20%
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*eliza*
