20 POINTS !!!!!! PLEASE

1.) Which of the following reasons BEST identifies why a treaty was needed concerning the continent of Antarctica?

The continent is too big to be managed without a treaty.
The large and diverse population of people needed boundaries to live.
Seven countries have a claim of the continent.
Researchers are incapable of managing land without government assistance.


2.) The most common form of legislative body in this region of the world is a _____ one.

unicameral
bicameral
subsidized
protected