'By area:<br />1. Asia<br />2. Africa<br />3. North America<br />4. this continent'
South America
1, 2, 3, 4: By area:<br />1. Asia<br />2. Africa<br />3. North America<br />4. this continent
By area:<br />1. Asia<br />2. Africa<br />3. North America<br />4. this continent
By area:<br />1. Asia<br />2. Africa<br />3. North America<br />4. this continent
1, 2, 3, 4
South America
1, 2, 3, 4