Indentured Servants. These were people who worked for a certain number of years to pay for their voyage to America.
The answer is A: 6th century BC. The Vedas are extremely old Indian, Hindu based scriptures. In fact, other scriptures including the Veda's may predate the dates given to them by modern historians.
It was "Alexander I" who was the Russian Tsar who refused to surrender to Napoleon in 1812, even after Moscow had been captured and burned, since he suspected (correctly) that Napoleon's army would not be able to endure.