How the author define the thinkLet? A、They define a thinkLet as an activity or process that produces predictable results to deal with recurring collaboration problems in software development teams. B、A ThinkLet can’t be seen as a kind of process pattern to address collaboration problems. C、ThinkLets can’t be seen as building block for collaborative processes. D、Internal communication deals with the challenge of each team member to conduct effective communication with his peers.