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Maria Is Studying the Effects of Calcium on the Development

question 53

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Maria is studying the effects of calcium on the development of children.So she administers varying levels of calcium to two groups of children,one group consisting of children aged five and the other group consisting of children aged ten.She studies the growth rate of these two groups regularly over a period of one year.On the basis of the given evidence,it would be most accurate to say that Maria is using _____ research design.


Definitions:

American Cancer Society

A nationwide, community-based voluntary health organization dedicated to eliminating cancer through research, education, advocacy, and service.

Nutritional Guidelines

These are recommendations regarding the intake of nutrients considered necessary for healthy living, often published by health organizations and government agencies.

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Trendy weight-loss plans that promise dramatic results, often lacking scientific support and sustainability.

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The process of reducing overall body weight through various means such as diet, exercise, or medical intervention.

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