Final answer:
The rules of evidence come from Common Law, which is a body of law that has developed through court decisions rather than statutes or regulations.
Step-by-step explanation:
The rules of evidence come from Common Law, which is a body of law that has developed through court decisions rather than statutes or regulations. The rules of evidence are based on principles and precedents established by previous court decisions. These rules are applied in both civil and criminal cases and guide the admission and evaluation of evidence to ensure a fair and just legal process.