The standards that are judged in linear, volume, or mass measure are –

Correct option is C

Quantitative standards are measured in terms of linear dimensions, volume, or mass. They provide objective, numerical criteria for evaluation.
Information Booster: Quantitative standards are crucial in industries like manufacturing, quality control, and scientific research, where accuracy in measurements such as weight, length, and volume is essential.
Additional Knowledge:
· Qualitative standards (a): Focus on non-measurable attributes like appearance or quality.
· Flexible standards (b): Allow adjustments based on circumstances but are not fixed measures.
· Subjective standards (d): Depend on personal opinions or feelings rather than numerical metrics.