The next morning, the public were once more informed that Oliver

The next morning, the public were once more informed that Oliver Twist was again To Let9and that five pounds would be paid to anybody who would take possession of him.
Questions：
A.Identify the author and the novel from which the quoted part is taken.
B.Why was Oliver I'wist again “To Lei”？
C.What's the theme of the novel?
【正确答案】：A. Charles Dickens； Oliver Twist.
B.Oliver Twist is punished for that “impious and profane offence of asking for more" and to be sold,at three pound ten,to Mr.Gamfield,the notorious chimney-sweeper9but failed.
C.In his novel Oliver Twist. Dickens attacks the dehumanizing workhouse system and the dark,criminal underworld life.（P254）