Concept:Understanding the components of the Differential Aptitude Test (DAT).Explanation:The Differential Aptitude Test (DAT) is a battery of tests designed to measure various aptitudes. It was developed by Bennett, Seashore, and Wesman. The DAT battery includes eight independent tests:1. Verbal Reasoning (VR)2. Numerical Reasoning (NR)3. Abstract Reasoning (AR)4. Perceptual (Clerical) Speed and Accuracy (PSA)5. Mechanical Reasoning (MR)6. Space Relations (SR)7. Spelling (S)8. Language Usage (LU)By reviewing this list, we can see that "Artistic relations" is not one of the subtests included in the Differential Aptitude Test.Answer:D. Artistic relations