A solution to a problem that is arrived at through an unstructured process of decision-making is called a

A programmed decision is a decision that is made in response to a situation that is routine and has been encountered before. It does not require a great deal of thought or analysis, and there is a clear-cut right or wrong answer.

Bounded rationality is a concept in decision-making that states that people are limited in their ability to process information and make decisions. This is because they have limited time, resources, and knowledge.

Uncertainty is a state of being unsure about the outcome of a situation. It can be caused by a lack of information, a lack of control over the situation, or a combination of both.

In the context of the question, a solution to a problem that is arrived at through an unstructured process of decision-making is called a non-programmed decision. This is because the situation is unique and has not been encountered before, and it requires a great deal of thought and analysis to make a decision.