I think it would be:
Entertainment
Leisure
Fame
Since the 1950s, the USA has had sanctions against Cuba, being enforced mainly by 6 statutes, the last one being passed in the year 2000. The Cuban government itself believes that the embargo has cost Cuba $753.69 billion USD.
Choice A is wrong because only 26 presidents have served in the military.
Choice B is wrong because not all presidents have been governors.
Choice D is wrong since James Buchanan and Grover Cleveland were not married.
Therefore, Choice C is the correct answer.