Concept:The symbol /υ/ represents a short vowel sound, as in “book” or “look”.Explanation:Say each option aloud.“Hook” has the short /u/ sound: /hUk/.“Juice” has the long /u:/ sound.“Cool” also has the long /u:/ sound.“Souse” has the diphthong /au/ sound.Only “hook” matches the given symbol.Answer:Option A: hook.