Who Among the Following Can Access Henry's Stored Electronic Communications

Who among the following can access Henry's stored electronic communications without violating the ECPA?

A) Henry's colleague at work, who is working on the same project as Henry and needs information.
B) Henry's wife who suspects him of cheating on her.
C) Henry's boss who suspects him of leaking confidential information.
D) Henry's personal finance advisor who wants to see if he has sufficient funds to make an investment.