Multiple choice According to Professor Goodhart, a ratio decidendi of a case is the principle of law laid down in a decision which is the decisive element the conclusion reached by the judge on the basis of the material facts of the case the reason given by the court for its decision any opinion of the court on a question of law Reveal answer Fill a bubble to check yourself B Correct answer Explanation According to Professor Goodhart, a ratio decidendi of a case is the conclusion reached by the judge on the basis of the material facts.