Answer:
D) It means following a set path
Step-by-step explanation:
The idea of freedom relies on the independent expression of thoughts, emotions, speech, etc. in any place irrespective of any caste, creed, religion, gender, etc.
According to the context of this question, the author utilizes a specific word in order to emphasize the idea of freedom which basically deals with himself and the entire world. This specific word is discovered which means to identify something.
Therefore, the author uses the word discovered to emphasize the idea of freedom of himself and the world in order to find the inner self peace and strength.