Concept:Rhyme scheme matches words with the same final vowel and consonant sounds.Explanation:The word "laugh" is pronounced as /lɑːf/ or /læf/.The word "half" is pronounced as /hɑːf/ or /hæf/.Both words end with the same vowel sound and the /f/ sound.Therefore, "laugh" and "half" rhyme.The other options have different vowel sounds and do not rhyme with "laugh".Answer:B. half