The Following Information Was Found in a Codebook About Social

Multiple Choice

The following information was found in a codebook about social work students:
-Which of the following statements is true concerning the codebook?

A) ​The variables in this codebook are male, female, and concentration.
B) ​Gender has been coded so that the categories are mutually exclusive and exhaustive.
C) ​Concentration has been coded so that the categories are mutually exclusive and exhaustive.
D) ​None of these statements is true.