Time and cost, ease of administration and ease of interpretation of test results is called?

Time and cost, ease of administration and ease of interpretation of test results is called?
(a) Validity
(b) Objectivity
(c) Reliability
(d) Usability *

✅ Correct Answer: (d) Usability
Explanation: Usability refers to the practicality of a test in terms of time, cost, and ease of use.