Which statement about common law is true? common law evolves in part based on decisions in court cases. common law means that only written laws can be interpreted by judges. in a common law country, none of the laws is written down. the law does not change very often in common law countries. common law means that all of the laws must be written down

Common law evolves in part based on decisions in court cases.

"Common law" in English history was the body of precedents established by courts and procedures from the Middle Ages onward. It wasn't so much that there was a codified system of laws, but there were past practices and procedures that informed legal decisions to be made in the present. The American legal system still takes this sort of approach to law, letting past precedents inform decisions on new situations that arise.

c) troops march forward in close formation against newer, more accurate weapons