In his speech on the importance of regular exercise, David stated, “Taking the first step toward a healthier lifestyle requires three commitments: discipline, determination, and desire.” In this statement, David used（）。

In his speech on the importance of regular exercise, David stated, “Taking the first step toward a healthier lifestyle requires three commitments: discipline, determination, and desire.” In this statement, David used（）。
A.metaphor
B.alliteration
C.antithesis
D.repetition
正确答案：alliteration