Mr. X is having 100 dollars in his pocket. He was given an option to buy a ticket and watch football match. Price of ticket is dollars 50.

He refused to buy the ticket. After one week he worked somewhere for a remuneration amounting to dollars50. He was given an option either to get money or a ticket for football match. He opted to get the ticket. In your opinion is there any opportunity cost involved in his decision to get the ticket ?