Ambrose Bierce belonged to the 'Realism' literary movement.
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Answer:
If sounds as if it refers to his aching agony within his situation. ¨Bear up, old heart! You´ve borne worse, far worse,¨ shows how everything is affecting him. This is his attempt to tell himself to stay strong in time of dispair.
Explanation:
Ur answer should be C and D. Hope this helps.