Rene Decartes was a French philosopher born in 1596 a time when many long held benefits where changing. His new way of thinking led him to decide to doubt everything until he could prove it. His goal was to achieve certainity through methodical and logical questioning.
History & Culture. By 1914, Europe's six major powers were split into two alliances that would form the warring sides in World War I. Britain, France, and Russia formed the Triple Entente, while Germany, Austria-Hungary, and Italy joined in the Triple Alliance.
I am pretty sure the answer is B) sedimentation but i could be wrong. i haven't don't this subject in a year. lol
Hii the answer would be C
Hope I helped