The Great Wall _____ in the Qin Dynasty.

A. comes into being

B. came into being

C. was come into being

D. dated back to

请运用中国法制史的有关知识，分析下列史料。《明史刑法志》：“刑法有创之自明不衷古制者：廷杖、东西厂、锦衣卫、镇抚司狱是已。是数者，杀人至惨而不丽于法。踵而行之，至末造而极。举朝野命，一听之武夫、宦竖之手，良可叹也。”