The contribution of Agile to enhanced management practices for dealing with complexity is a shift towards valuing transparency, obliquity, informality, expertise and getting real-world results for customers through iterative approaches, as compared to the traditional management approaches of command, control, hierarchy, rules, formal plans, reports, predictability, short-term efficiency and a preoccupation with saving or making money.
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There needs to be some of the attributes you mentioned in (3) and more, such as: reflection and pattern-seeking, embracing ambiguity, tolerance for risk taking, iterative and collaborative approaches, experimentation and learning (failing forward), seeing the familiar in new ways, asking provocative questions and uncovering insights as well as many modes of thinking and organizational behaviors.
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