निम्नलिखित में से किसे एक अच्छे वैज्ञानिक शोध की प्रमुख विशेषताओं के रूप में मान्यता प्राप्त है? a. वस्तुनिष्ठता (Objectivity) b. वैयक्तिकता (Subjective bias) c. विश्वसनीयता (Reliability) d. सामान्यीकरण (Generalizability)

The primary authenticity and quality of a research study lies in its:

Which of the following statements regarding the characteristics of research are correct? A. Reliability pertains to the consistency of results on repeated trials under similar conditions. B. Validity measures the accuracy of a concept or measurement in correspondence with the real world. C. Systematic research implies following a logical sequence of procedures. D. The controlled characteristic of research involves maximizing extraneous variables to explore causality. Choose the correct option: