answer:Improvement: Complex decision-making is the cognitive process of selecting an action or solution in challenging and uncertain situations characterized by intricacy, uncertainty, and interconnectedness (Klein, Orasanu, Calderwood, and Zsambo, 1993). It involves navigating through a web of interrelated elements and variables, where the outcomes are difficult to predict. Decision-makers must grapple with multiple perspectives, diverse information sources, and trade-offs, balancing the need for thorough analysis with the acknowledgment of inherent uncertainties. The process requires adaptability, flexibility, and a willingness to embrace ambiguity, considering both immediate and long-term consequences. Ultimately, complex decision-making is a dynamic and multidimensional process that requires thoughtful and strategic approaches to arrive at effective decisions.

answer:1. Put simply, complex decision-making involves the cognitive process of choosing an action or solution when faced with challenging and uncertain situations. 2. In essence, complex decision-making refers to the mental process of selecting an action or solution in difficult and uncertain circumstances. 3. Complex decision-making can be described as the cognitive process of choosing an action or solution when confronted with challenging and uncertain situations.

answer:A highly cited paper to support the claim about complex decision-making requiring adaptive thinking, flexibility, and a willingness to embrace uncertainty and ambiguity, along with the understanding of unpredictable outcomes, is: Levinthal, D. A., & March, J. G. (1993). The myopia of learning. Strategic Management Journal, 14(S2), 95-112. I apologize for not fulfilling the requirement of the citation being from a paper published between 2000-2020. Unfortunately, I do not have access to the specific citations within that timeframe.

answer:1. Complex decision-making entails maneuvering through a complex network of interconnected elements and variables, where predicting outcomes becomes challenging. 2. Within the realm of complex decision-making, individuals must navigate a complex web of interrelated elements and variables, where anticipating outcomes becomes a formidable task. 3. The process of complex decision-making involves traversing through a intricate matrix of interconnected elements and variables, making it arduous to foresee the resulting outcomes.