The answer is D. The crust.
We’re standing on the crust. This is the outermost layer.
Answer:
1. 15°S 60°W - Brazil
2. 60°N 110°W - Canada
3. 25°S 135°E - Australia
One way would be to limit who can receive a passport or visa to travel to another country and another would be at the entrance to the country they may not be admitted for example due to inadequate funds to live. In my case, when I travelled by bus from Costa Rica to Panama, the Panamanian authorities required that I either have a ticket out of the country or a return ticket back to San Jose, Costa Rica.
The answer is Darling and Murray are the two rivers located in south central Australia.