Let us choose Extra study. Knowing that opportunity cost is related to the opportunities lost by choosing one specific course of events than others. By choosing an extra study and spend hours studying something, my opportunity cost will be the school sports practice hours that could be spent in this time. Another opportunity cost would be the social interaction, in a club, for example, lost because of the extra study decision.
Bro did what aqdcggdgghhf
Answer:
A person must have been a citizen of the US for 7 years or more and must be 25 or older.
Answer: D) Wealth changed the amount of power held by ancient civilizations