Research Methodology · Research Aptitude

Which of the following statements are correct regarding Experimental Research? A. It involves the deliberate manipulation of one or more independent variables to observe their effect on a dependent variable. B. It utilizes control groups that do not receive any experimental treatment to serve as a baseline for comparison. C. It is entirely free from practical and ethical limitations in the social sciences because human behavior can always be easily manipulated. D. It is primarily used to establish cause-and-effect relationships under tightly controlled conditions. Choose the correct answer from the options given below: