Concept:The given phonetic symbol represents the velar nasal sound /ŋ/, as in "sing".Explanation:Say each word aloud and listen to the final consonant sound."tongue" is pronounced /tʌŋ/ and clearly ends with the /ŋ/ sound."gone" is /ɡɒn/, "fan" is /fæn/, and "wind" is /wɪnd/ — none of these contains /ŋ/.Thus, only "tongue" matches the target sound.Answer:A. tongue