Which of the following is true of forming a new group and the group process in the substance abuse field? Question 9 options: a) When new members join an existing group, leaders usually do not insist on regular attendance and punctuality. b) Groups generally have a firm rule against attending in an intoxicated state. c) Ground rules formed by the group members usually lead to a loss of focus in pursuing the group objectives. d) Many substance abuse groups are under no time-limits, with most members joining at different points of the process