Answer:
O “if she spoke at all her voice would be a ghost”
Explanation: this is simply an assumption based off of the information provided
"Who knows but this surrendered face were undefeated still." If something surrenders, it implies it has been defeated. "Heavenly hurt" does seem to be ironic too though. Hope this helped.
Allusion, which is a figure of speech<span> in which you covertly or indirectly refer to an object or circumstance, like the analogy between a disease and the spread of happiness.</span>