They were hindered by economic development and lack of enforcement, so I'd say 1. Cost, because no one would pay for it.
The Reign of Terror came to an end, because the man who had started the Reign of Terror (Robespierre) was executed. The Reign of Terror also came to an end, because nuns had been executed because they did not want to give up their monastic vows and they were very calm during the execution, so this shifted the mood in Paris, probably making the general population realize that the mass executions were futile.
Answer:
c. civil service examinations
Explanation:
In order to fill government positions, the Tang, Song, and Ming dynasties all used CIVIL SERVICE EXAMINATIONS.
In ancient China, imperial examinations were used to select government officials using written examinations and this use of meritocracy was influenced during the Tang Dynasty.
The Tan, Ming and Song Dynasties all used examinations to test the knowledge of candidates on subjects like Chinese classics, poetry and administrative issues.
