The primary difference between a boundary crossing and a boundary violation is: a. everyone agrees when a boundary has been violated, whereas it is hard to reach agreement as to whether a boundary has been crossed. b. a violation involves a sexual relationship. c. a crossing occurs in almost every counseling session, while violations are less frequent. d. in a crossing, a boundary is shifted to meet the needs of the counselor, making sure the client is not harmed in the process. e. a violation involves a serious breach of the code of ethics that results in a client being harmed.