Answer:
Qin Shi Huang, decided that he wanted a single giant wall to protect his northern borders.
Explanation:
He evaded the rabid dog by running into his house and locking the door.
Answer: B is correct (study of the setting surrounding a historical event).
Explanation: contextualization means to put an event or series of events within the context because everything is conditioned by such a context. It means to introduce to political, cultural, ideological or philosophical context.