An equilateral<em>(D)</em> and acute<em>(A)</em> triangle
Radiometric dating should be what they use
Answer:
South America is a continent.
Asia is a continent.
Cuba is not a continent.
Barbados is not a continent.
Europe is a continent.
Iceland is not a continent.
Africa is a continent.
Sri Lanka is not a continent.
Madagascar is not a continent.
Australia is a continent.