<span>Whitman’s perception of America in the mid-19th
century was that it had the fullest poetical nature. This was due to the great cultural
diversity of the people who lived in America. Today, America is still a widely
multicultural continent. Even just the United States are probably the land with
the greatest mixture of different cultural backgrounds. </span>
Answer - A. Engraving
Simple Explanation Reason - Why it was difficult is because of learning the technique. Since it was less common then Printmaking used with etching.
Credit Researched - Engraving - Wiki-Pedia
Fight to Antagonize
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