The pioneering a method called to enable subjects to examine their own mental processes.

WUNDT ,INTROSPECTION

Explanation:

It can be called a more scientific as well as a more informal method of the experimental approach. it is a process in which a person can introspect himself. Examing one's internal feelings and thought, Introspection is a reflection of feeling, thought, and action. As we can see in our family when we close someone they introspect our feeling without telling them when we faced some problems in our life. It has been called a research technique used by William Wundt. It is also known as experimental self-observation. It is a great source of self-knowledge. Whatever the knowledge provided by this process not provided in another way. People can connections their experience with other responses. But this technique can not use with children and animals.