If the sample of the question in the test is sufficiently large enough, the quality of test is?

If the sample of the question in the test is sufficiently large enough, the quality of test is? (a) Adequacy (b) Objectivity (c) Differentiability (d) Reliability ✅ Correct option: (a) Adequacy Explanation: Adequacy means the test covers enough items to represent the content properly.