Answer:
Judiciary law, customary law, and unwritten law are all B) case law.
Explanation:
Throughout the years, the legal system compiles a library of books to document the decisions of past cases. These can be used in the future for reference to resolve the current ambiguities. This is called the case law.
Customary laws are also known as unwritten laws or unofficial laws are set rules based on the past behavior of the society or societal settings. They deal with what has been a normal practice among societies. Judiciary law is based on the legal systems that use all the legal information to interpret the law.
