If I had to choose one it would be
Children can develop learning and behavioral problems.
Not all low-income individuals will qualify for Medicaid.
Someone can be low-income, but may still make too much money to get approved for Medicaid. Furthermore, only some states expanded Medicaid under the ACA. This means that some states require an even lower-income than others to become eligible.
Answer:
Intervention study
Explanation:
An intervention study is a type of controlled clinical trial in which an intervention is applied to a group of people and the outcome is compared to a similar group without the intervention. An example of this type of study is shown in the question above, where a margarine which vegetable ingredients (which is the intervention) will be given to a group of people, so that their blood cholesterol levels are compared to the cholesterol levels of a group of people who didn't use this margarine.
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