Which of the following questions is not one of the elements of the test set out in Crimmins v Stevedoring for determining when a stat auth owes a duty of care to take action? (A) Was the P able to adequately safeguard themselves? (B) Did the SA have the power to protect a particular class? (C) Did the D have actual knowledge of the risk of harm to the P? (D) Was it reasonably foreseeable that an act or omission would result in injury to the P?