Answer:
B
Explanation:
Canada was under British rule beginning with the 1763 Treaty of Paris
Here is the quote which clearly shows John O'Sullivan vision of America's mission :"And that claim is by the right of our manifest destiny to overspread and to possess the whole of the continent which Providence has given us for the development of the great experiment of liberty and federated self-government entrusted to us." So, the general idea is to expand territory of America thoughout its n<span>orth part.</span>
Reform of the Catholic Church led to the <u><em>Protestant Reformation</em></u> in Europe. Some Anglicans, called <u><em>Puritans</em></u>, eventually left England for <u><em>America</em></u>.
Eratosthenes (276-194 BC) was a Greek mathematician and astronomer who made an amazingly close calculation of the actual circumference of the earth. He did it by noting the angle of shadows in two cities during the summer solstice, and then doing geometric calculations that factored in the distance between the cities.
Oh, and besides math and astronomy, Eratosthenes was also a poet and music theorist, as well as pretty much inventing the field of study we call geography today. He was what we would call a "polymath" (a person of knowledge of all sorts of things) -- or, what the Greeks called a <span>Πένταθλος (pentathlos).</span>