Choose the option that has the same vowel sound as the one represented by the letters underlined.
Thunder
The correct answer is: B
Explanation
Thunder |ΛΞΈΚndΙ|
(a) prefer |prΙͺΛfΙΛ|
(b) differ |ΛdΙͺfΙ|
(c) confer |kΙnΛfΙΛ|
(d) defer |dΙͺΛfΙΛ|
There is an explanation video available .