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Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
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miya123 miya123
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6 years ago
The incidence of vitamin D deficiency in the United States is lesser than in many countries. What is the most likely reason for this?
 
  A) Many children in US take daily vitamin supplements
  B) The water in many towns and cities in US has vitamin D added
  C) Some foods in US have been fortified with vitamin D
  D) The amount of ultraviolet sunlight each day in US is adequate to provide needed vitamin D.
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cynthiaocamcynthiaocam
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6 years ago
This site is awesome
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Helped a lot
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You make an excellent tutor!
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