Answer :
Answer:
Common Law is the correct answer
Explanation:
It is called common law because it was common in all the royal courts across England. It originated from the practices of the courts of English kings after the Norman Conquest in 1066. The British system spread to English colonies and they maintain the common law system today. The common law system uses the reasoning which was derived from English legal system. Almost one third of world's population lives in the countries where common law is applied or in the territories where it is mixed with civil law.