The correct answer is option 2, Argentina. In the Copa America Football Championship of 2016, Chile emerged as the champion after defeating Argentina in the final match. The Copa America is an international football tournament featuring teams from South America. It is considered one of the most prestigious football competitions in the region.
Option 1, Colombia, was not the team that Chile defeated in the final. Option 3, Ecuador, and option 4, Peru, were also not the teams that Chile defeated in the final. Therefore, they are not the correct answer.
It is important to note that although the provided answer is correct, it may be beneficial to provide some additional details or context about the Copa America Football Championship and the significance of Chile`s victory in 2016.