You wish to investigate the association between sedentary lifestyle and the development of Type 2 diabetes. You choose 200 subjects with diabetes and 200 subjects who do not have diabetes. You then interview them personally and ask them about the amount of physical activity or physical exercise they have typically performed per week over the last 5 years.

This study design can be best described as a:

Cohort study

Cross-sectional study

Case-control study

Correlational study

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