Final answer:
Interpretability is a subjective validity measure.
Step-by-step explanation:
Validity refers to the extent to which a measurement or test accurately measures what it is intended to measure, and it can be categorized as either subjective or objective. In the given options, interpretability is a subjective validity measure. Interpretability refers to the degree to which the results of a measurement or test can be understood and explained. It involves subjective judgment and can vary across individuals.