The protest march developed into

The protest march developed into a ____ when the police tried to stop it.
A、rebel
B、strike
C、violation
D、riot
【正确答案】：D
【题目解析】：当警察试图阻止这场抗议游行的时候，游行演变成了动乱。A反叛；反抗；造反 B罢工；打击；殴打 C违反；妨碍，侵害；违背；强奸 D暴乱；放纵；蔓延