Who was the editor who worked with the author to polish the novel that won the pulitzer prize for fiction in 1961

The correct answer is:

Harper Lee

Explanation:

Nelle Harper Lee, better known by her pen name Harper Lee, was an American novelist generally recognized for To Kill a Mockingbird, issued in 1960. Immediately successful, it won the 1961 Pulitzer Prize and has converted a classic of modern American writing.

the mexican-american war was a conflict between the united states and mexico, fought from april 1846 to february 1848.