* re - This is an open syllable because it ends in a vowel sound.
* sponse - This is a closed syllable because it ends in a consonant sound.
Therefore, there is one open syllable in the word "response".
* re - This is an open syllable because it ends in a vowel sound.
* sponse - This is a closed syllable because it ends in a consonant sound.
Therefore, there is one open syllable in the word "response".