The Answer: D.) unsung heros
Answer:
A duty is what you owe to your fellow human as a fact of nature, and an obligation is what has been imposed by contract or custom. Generally, one is “obliged,” or “obligated,” by agreement or because of having received a benefit. If you take candy from a store, you have an obligation to pay for it.
Answer:
to cause panick in the north
Explanation:
The best option from the list would be that this case "<span>declared that segregated schools were inherently separate and unequal," since it officially overturned Plessy vs. Ferguson, which said the opposite. </span>
It was a period of mass starvation, disease and emigration in Ireland. This happened between 1845 and 1849.