Which of the Following Is Not a Rule of Natural

Which of the following is not a rule of natural justice?

A) A person affected by a decision must be notified that the decision is to be made.
B) A person must be given an opportunity to put her side forward.
C) A person must be given the opportunity to cross-examine a witness or complainant if that is the only way to defend herself.
D) A person must be allowed to retain a lawyer.
E) The decision maker must be impartial.