Big Bang theory<span> says that our </span>universe began<span> 13.7 billion years </span><span>ago</span>
People cut down the tropical rainforests and one of the main reason why they do it is so that they can have roads there instead.
The answer is: [E]: the British Commonwealth .
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West of the Mississippi River has many more mountains due to more recent orogenic processes. Blackhills, Rocky Mountains, Cascades, Sierras.... List goes on.