I’m pretty sure you can, but you can’t remember anything before the amnesia; but I’m not fully 100% sure.
The <span>Navajo </span>believe that a person who has died is in the underworld.
Opportunity cost refers to a value that a person could have have received but which the person gave up in preference for another value. It is also called alternative cost. In the scenario given above, Harry decided that the most important commitments for him are to go over to his parent's house and to attending his friend's birthday party. But eventually, he gave up going to his friend's birthday party and go to his parent's house instead. So the opportunity cost in this scenario is the friend'd birthday party which Harry gave up.