Choose the option that has the same vowel sound as the one represented by the letters underlined.

Thunder

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

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

Mother