The correct option is D.
From the excerpt given above, it can be seen that in those day, children had their careers decided upon from their birth. This fact is stated in the first line of the excerpt, which states that Crusoe was not bred to any trade. This implies that children in those day, especially first born usually have their career decide upon right from birth.<span />
I found somewhere on the Internet that words of Anglo-Saxon origin make up 25% of the total number of words in the English vocabulary, however, you should still check it in your textbook, I am not completely sure.
C is the answer ;D.....................