At home on the hills of Vermont or in the woods of Maine, or the Texan ranch, comrade of Californians, comrade of free North-Westerners. ... of every hue and caste am I, of every rank and religion. Use the passage to answer the question.

Why did Whitman compose these lines?

A. to point out the vastness of the United States

B. to display the wide array of social classes of each region

C. to comment on the religious differences he noticed between regions

D. to celebrate the different regions and people that make up the nation​