The best alternative given up when we make a decision is called the Opportunity Cost of that decision.
Opportunity cost is the forgone alternative when a decision has to be made.
For instance, if a meal has to be skipped to afford the payment of a book, then the opportunity cost or foregone alternative is the meal. Therefore, the correct answer is opportunity cost.
Learn more about the opportunity cost here:
https://brainly.com/question/1549591
#SPJ11