When the court is determining what the legal standard of care was in a given situation, it may be influenced by the following: a. utility of the defendant's act; cost of avoiding the harm; whether there is insurance held by the defendant b. prevailing safety standards; insurance policy; current state of knowledge c. seriousness of the risk and the gravity of the injury; whether the defendant intended to cause harm d. the magnitude of harm; cost of taking precautions; public utility