Which of the Following Is True with Respect to the Duty

Which of the following is true with respect to the duty owed when a person is in possession of confidential information?

A) The nature of the duty is not to disclose confidential information about a business that would cause harm to the business or bring personal benefit.
B) There is an obligation of duty,but it stems from contract law.
C) A duty is only owed when the information is copyrighted or patented.
D) The duty is owed only between partners within a partnership.
E) There must be a fiduciary duty in order to have a legal obligation not to disclose confidential information.