I want answers of these questions please

1. Briefly answer the following questions: a) What is meant by the 'Doctrine of binding precedent"? b) Give a short account of the development of legal systems? c) How can you distinguish between Public Law and Private Law? d) What is meant by the principle of 'equity"? Is this principle still applicable in courts? 2. In each of the following cases, say whether you think the situation would involve criminal or civil law: a) Nour Ahmed is injured while shopping when some heavy packages fall on her foot. b) Waleed Nasser owes a garage Dhs. 2,500 for some motor car repairs it has done. c) Dina Abdel Razag has been stopped by the police for driving a car which does not carry a vehicle identification plate. d) Mahmood Khan has been arrested and charged with having committed burglary. e) Peter Randall is charged by the police with having exceeded the speed limit of 120 KM/h on the motorway