Concept:A word with the same vowel sound can only be chosen when the reference word and its underlined letter or letters are clearly known.Explanation:The reference word is not given in the question.Therefore, the exact vowel sound to match is unknown.The options have different vowel sounds: “tape” has /eɪ/, “slash” has /æ/, “palm” and “barn” can have /ɑː/ in some pronunciations.Without the underlined reference sound, none of these can be confirmed as the correct match.Answer:Cannot be determined from the given information.