Making a decision at the margin is possible only in situations where

There are options

Decision making is the process by which a choice is made between different options or possible ways to solve different situations in life in different contexts: business, labor, economic, family, personal, social, etc. (using quantitative methodologies that provides the administration). The decision-making consists, basically, in choosing an option among the available ones, in order to solve a current or potential problem (even if there is no evidence of a latent conflict).

answer; reactive is your answer; good luck