Choose the option that has a different vowel sound from the others

Choose the option that has the same vowel sound as the one represented by the letter[s] underlined.

naked

Choose the option that has the same vowel sound as the letter(s) underlined

exist

Choose the word that does not have the same vowel sound as the others

Choose the option that has the same vowel sound as the one represented by the letter(s) underlined
casualty