1.Assertion (A): In a world as a whole, the environment has degraded during past several decades, Reason (R) : The population of the world has been growing significantly

2.Rresearch is

3.Research has shown that the most frequent symptom of nervous instability among teachers is

4.Which of the following is the first step in starting the research process?

5.If a researcher conducts a research on finding out which administrative style contributes more to institutional effectiveness? This will be an example of