The electronic communications privacy act (ecpa) of which was enacted before most people were using the internet, does not include rules specifically designed to protect the privacy of persons using websites to conduct transactions. a. 1996b. 1981c. 1986d. 1991

C) 1986

Explanation:

This act was passed in 1986, It was actually an amendment to the title III of the Omnibus Crime Control and Safe Streets Act of 1968 which was in place for the protection against interception and theft of information sent via electronic channels.  The ECPA 1986 law, added and clarified the federal privacy protections and standards because of very massive changes to computing and telecommunication.