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Home Q & A Board Science-Related Homework Help Psychology
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killian killian
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10 years ago
Longitudinal studies are ______.                           
      a.   inexpensive and quick               c.   costly but quick      
      b.   inexpensive but time consuming      d.   costly and time consuming      
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Smiling Face with Open Mouth
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f_zah1f_zah1
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9 years ago
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