400
Which of the following correctly lists the world's continents in order of size, from largest to smallest?
a. Asia, Africa, Antarctica, S. America, N. America, Europe
b. Asia, Africa, N. America, S. America, Antarctica, Europe
c. Asia, Africa, S. America, Australia, N. America, Antarctica, Europe
d. Europe, Africa, Asia, N. America, S. America, Antarctica, Austalia