According to a study conducted by the National Eye Institute, ...

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According to a study conducted by the National Eye Institute, which of the following lists of supplements may lower the risk of age-related macular degeneration?
 
  A) vitamin D, vitamin K, and niacin B) choline, carnitine, and inositol
  C) pantothenic acid, biotin, and thiamin D) vitamin C, vitamin E, and beta-carotene

Question 2

A hypothesis is
 
  A) a stepwise process used by scientists to generate sound research findings.
  B) research involving one group of subjects that receives a specific treatment and a second group of subjects that does not receive the treatment.
  C) an idea generated by scientists based on their observations.
  D) research that involves looking at factors in two or more groups of subjects to see if there is a relationship to certain outcomes.

[ergserg]

Answer to Question 1

D

Answer to Question 2

C

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Gracias!

[AngeliqueG]

YES! Correct, THANKS for helping me on my review