>Three completely unrelated questions, about different countries:
>
>1) What is the capital of Burkina Faso?

Sorry I am late. :)

>2) What country in South America is named for a metal?

Argentina

>3) The flag of what country shows two people, apparently engaged in a heated discussion?

Seems like Belize to me. :)
http://www.enchantedlearning.com/geography/flags/northam.shtml

Also many flags of USA states contain two people, but with given picture/screen resolution I can't say what they are doing. :)