He feels that independence can strengthen friendships.
Explanation:
In <em>Society and Solitude</em>, Emerson states the idea that humans need both society (the company of others) and solitude (isolation) in order to live healthy and happy lives. Neither one is good in excess. This balance is the one that defines independence and friendship as well. Independence is not only compatible with friendships, but can help strengthen them.
Emerson relate independendence and friendship since he feels that independence can strengthen friendships. Option C is correct.
Society and Solitude constitutes a collection made up of twelve essays previously delivered as lectures on several occasions and before varied audiences. Each essay is preceded by a few lines of original verse.
In Society and Solitude essay, Emerson states that for humanity, both society and solitude are necessary.