Answer: option b is the answer
the answer is: natural disaster
El-Savador is located in an area called the 'ring of fire'. This ring of fire exist on top of volcanoes, so the danger of earthquake and eruption always exist.
During the early twenty-first century, there was very little volcanic activity on the ring of fire, which is why el savador hasn't been facing any huge problem regarding natural disaster in early twenty-first century
Answer: The Mexican-American War was waged mostly by federal Army volunteers. Although this may not seem like a constitutional issue, it reflected debates about military power that were banked into the constitutional and the interaction of Article I's Army and Militia clauses.
Explanation: Give me the brainiest