Which of the following best describes the main difffrence between scarcity and a shortage

Even though you didn't post the options so we can do the ressearch, the definitons of both words arre:

shortage - when consumers want more than what producers are willing to produce at a price.

scarcity - there are not enough goods and services for everybody to have everything that he or she wants. There are a lack of products, they are not enough for the population

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation: