"there is no such thing as a free lunch" is a famous economic expression that means everything has a cost. in 1 or 2 sentences, describe how this expression relates to opportunity cost.

I just learned this you have to give up something to do something like going to school.you could be sleeping at work or even playing video games but you rather go to school.that is an opportunity cost you give up one thing for the other plz mark as brainliest

Iwould recommend the attic

Answer nationalistic music;