Which trait did Langston Hughes share with modernist poets such as William Carlos Williams, Marianne Moore, Hart Crane, and Robert Frost, according to Professor Hammer?
Explanation
Option A highlights Hughes's strong awareness of his American identity, which influenced his poetry. Option B incorrectly suggests his primary focus was on the Civil War's legacy. Option C correctly notes Hughes's introduction of new themes and language. Therefore, the correct answer is D, as Hughes shared both traits A and C with the modernist poets.