C. Opportunity cost
This is the opportuntiy that they lost. it costed them. Thus, opportunity cost for another opportunity.
Answer:
the life of our city was to cold
The first step for effective decision making is to create a list with all the possible options you have.The second step is to analyze these options and consider the characteristics of each.The third and last step is to use the analysis you made in the previous step in order to choose the most suitable and possible correct choice from the options you have.
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