You Conduct a Correlational Study on the Relationship Between Physical

Multiple Choice

You conduct a correlational study on the relationship between physical activity levels and carbohydrate intake. You collect all of your data on a single measurement occasion using a questionnaire measuring physical activity levels and carbohydrate intake. What types of validity can you use to evaluate whether your study is any good?

A) Construct validity and logical validity
B) Internal validity and external validity
C) All of the above
D) None of the above