Concept:Nearest in meaning means picking the option that is the closest match to the meaning of the underlined word as it is used in the sentence.Explanation:The word "stunned" in the sentence means extremely shocked or surprised."Amused" means entertained or pleasantly occupied, so it does not match."Anticed" is not used in this context, so it is not the best choice."Astonished" means deeply surprised or amazed, which is very close to "stunned"."Elated" means feeling very happy or proud, which is not the meaning intended in the sentence.Therefore, the word that is nearest in meaning to "stunned" is "astonished".Answer:C. astonished