The Congressional Budget Office said the budget deficit was about $1.1 trillion in fiscal year 2012. That is about $200 billion smaller than in 2011, but still ranks as the fourth-largest deficit since World War II.
Https://15minutehistory.org/2012/12/03/episode-6-effects-of-the-atlantic-slave-trade-on-the-americas/
The answer would be C., Suversive activity.
Subversive activity refers to all willful acts that have the intention of being detrimental to governmental interests that don't really fall into the specific categories of; treason, sedition, sabotage... etc