The person decided to buy a book rather than buy a movie ticket. The movie ticket given by the person is his opportunity cost.
Opportunity cost refers to the cost of forgone alternative. In simple words, it means the level of satisfaction that can be derived from choosing another thing over one.
If the person buys the book rather than buying a movie ticket, the satisfaction that can be derived from watching the movie will be termed as the opportunity cost incurred by the person.
Therefore the correct option is opportunity cost.
Learn more about opportunity costs here:
https://brainly.com/question/17311000
