गुस्ताव फेचनर की कौन सी पद्धति उपकरण डिजाइन और मानव इंजीनियरिंग में अत्यधिक उपयोगी सिद्ध हुई है?

Which of the following statements accurately characterizes Stevens' Power Law in contrast to Fechner's logarithmic approach?

Match LIST-I (Concept / Method) with LIST-II (Description): LIST-I: A. Method of Limits B. Method of Adjustment C. Method of Constant Stimuli D. Difference Threshold LIST-II: I. Participants adjust the intensity of the stimulus themselves until it is just barely detectable. II. Multiple intensities of a stimulus are presented in random order to calculate the 50% detection threshold. III. The smallest detectable difference between two stimuli, also known as the Just Noticeable Difference. IV. A stimulus is presented in a gradual ascending or descending order to determine the point of detection.