I think the answer is President Monroe
Answer: Province Day
Explanation: Commonly known holiday in Ecuador. Next time instead of saying the question in spanish use "Spanishdict.com" to translate to English. People wouldn't understand that you are asking what they celebrate on the 12th of February in Ecuador.
(La próxima vez, diga la pregunta en inglés)
In the headlines above, the best choice suitable in the statement is choice number four, which is the federal supremacy. The headlines speaks as a federal supremacy because it has the authority of making federal laws being considered by the people.