4.A SA AUSTRALIA
1 http://www.funtrivia.com/newflash/trivia.cfm?qid=147613 quiz
2 http://www.helpforenglish.cz/article/2007110602-quiz-australia quiz
3 http://www.bbc.com/travel/story/20151218-where-80-of-people-live-underground
Learn about Coober Pedy, find it on the map of Australia
4 https://www.youtube.com/watch?v=Vgj70MSUFho&t=475s 10 Facts about Australia