EY was fined by the SEC for providing lobbying services to its clients. Why was this a problem? a. EY did not disclose its lobbying fees via the right reports to Congress. b. EY did not get permission from the clients' audit committees to perform the lobbying services. c. EY did not successfully advocate for its clients tax positions with the right members of Congress. d. The clients were auditing clients and the lobbying was about tax issues