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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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lilmoe lilmoe
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4 years ago
According to a study reported in the text, in 2009 about ____ of 9th graders in the United States reported that they had engaged in sexual intercourse and about ____ of 12th graders reported they had engaged in sexual intercourse.

▸ one-third; two-thirds

▸ 25%; 50%

▸ one-half; three-quarters

▸ one-half; 90%
Textbook 
Understanding Human Development

Understanding Human Development


Edition: 3rd
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imane g.imane g.
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4 years ago
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lilmoe Author
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4 years ago
Thanks for your help!!
shimyshiguy
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Yesterday
Thanks
Katey_maree
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2 hours ago
Brilliant ツ
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