Ethics Code 4.10 says a behavior analyst will actively engage in continual evaluation of their own supervisory practices using feedback from others and client and supervisee or trainee outcomes in order to evaluate the effects of supervision and training. There are key points to understand when designing effective training and supervision programs for behavior analysts. Which of the following are true? a. Supervision, like intervention, has a research evidence base, and the supervisor has a responsibility to keep up with advances in training. b. All of these are true. c. Requirements entail the use of effective and ethical methods that meet defined goals, as well as professional and legal mandates. d. Include specific disciplinary requirements describing the features of effective, evidence-based supervision that is grounded in the knowledge of basic principles