Which of the following was the single "supercontinent" which existed before individual continents broke apart from it a quarter of a billion years ago?

a) asia
b) laurasia
c) pangaea
d) gondwanaland

Can someone list any possible solutions to air pollution ?

How did the europeans design the national borders of africa? why?

Great britain and japan are both island nations with limited resources. as a result, each nation developed according to its distinctive geographic location and limitations. for this assignment, compare and contrast the effects of geography on the industrialization and imperialistic growth of these two nations. use evidence from at least five documents in your essay. support your response with relevant facts, examples, and details.