Arrange the following words in the logical and meaningful order.
1. South America
2. Antarctica
3. Asia
4. North America
5. Africa
6. Australia
7. Europe
1
3 - 5 - 1 - 6 - 2 - 7 - 4
2
5 - 7 - 2 - 4 - 1 - 6 - 3
3
3 - 5 - 7 - 4 - 1 - 6 - 2
4
7 - 3 - 6 - 1 - 2 - 5 - 4