Answer:
On August 3, 1492, Columbus set sail from Spain to find an all-water route to Asia. On October 12, more than two months later, Columbus landed on an island in the Bahamas that he called San Salvador; the natives called it Guanahani
Answer:Boccaccio was a contemporary witness to the effects of the Black Death
Explanation:
Answer:
When you buy something, you are foregoing all the other things you could have bought instead.
Explanation:
Opportunity cost is an economic concept that refers to the cost of giving up certain factors as a result of choosing a specific factor. In a simpler way, we can say that this concept refers to a situation, where an individual must choose a factor for a certain objective to be achieved, but the choice of that factor forces the individual to give up other factors.
An example of this can be seen when a person has to choose between buying a new sofa and running out of money to change the garage floor, or changing the garage floor, but running out of money to buy the new sofa.
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