The three dominant figures of the American Realistic Period are William Dean Howells, Mark Twain and _______.

A、<span style="font-size: 16px;font-family: &#39;Times New Roman&#39;, serif">Emily Dickinson</span>

B、<span style="font-size: 16px;font-family: &#39;Times New Roman&#39;, serif">Henry James</span>

C、<span style="font-size: 16px;font-family: &#39;Times New Roman&#39;, serif">Theodore Dreiser</span>

D、<span style="font-size: 16px;font-family: &#39;Times New Roman&#39;, serif">Ezra Pound</span>