Which of the Following Statements Is TRUE with Respect to the Standard

Which of the following statements is TRUE with respect to the standard of care in negligence?

A) The sudden peril doctrine allows the defendant to act in a way that would normally be considered careless.
B) The defendant can never escape liability by proving a mental disability.
C) A child is never required to meet the standard of a reasonable adult.
D) The standard of care is always met if the defendant followed an approved practice within a particular industry.
E) The standard of care never takes account of the defendant's subjective characteristics.