Your answer would be C since homeland defense is there to provide protection for the President with terrorism and dangerous crimes.
The biggest reason behind changes to the Social Security Act (in 1939) was to make sure this program helped more people in American society. One of the amendments made to the Social Security Act was the implementation of survivor benefits. If a person was to die unexpectedly and had paid into the system, family members would be able to receive the money owed to that person who passed away unexpectedly.
Besides survivor benefits, retired workers collecting Social Security could set up a payment system where their children or spouse received money as well. All of these changes lead to Social Security having a more positive affect on the American family as a whole.
The massive migration and the subsequent rapid settlement of the continental USA were fueled by the Gold Rush, the Oregon Trail (large-wheeled wagon road and emigrant trail in the United States that combined the Missouri River to valleys in Oregon) and a belief in "manifest destiny", the idea that its settlers were designed to expand across North America. This expansion began with the Louisiana Purchase in 1803. The president Thomas Jefferson bought the territory from the French for $15 million, and worked in the creation of an expansionist mentality. As a result this migration is also called Westward Expansion.
There was a hack in the voting system so they had to recount again which took a couple of months