Chyna Acted as Evan's Accountant

Chyna acted as Evan's accountant.In the course of her professional duties,she made a mistake that caused Evan to lose $100 000.Evan has sued Chyna for negligence.She claims,however,that she did not breach the standard of care.Chyna can avoid liability by proving that

A) her carelessness occurred while she was performing a contractual obligation.
B) she was inexperienced at the time of the mistake and by proving that a reasonable novice accountant might have made the same mistake.
C) She met the standard of care of a reasonable accountant at the time she performed the work for Evan,and her alleged mistake seems careless only in hindsight in different circumstances then were reasonably foreseeable at the time she did the work.
D) she was not really a qualified accountant,even though she had told Evan that she was.
E) Evan paid her less than the market rate.