The answer to your question would be the last answer, starting with "Darkness, greed, and corruption" Charles Dickens creates this sense of darkness by the words he uses to describe the scene, such as "foul, cesspools, bad repute".
Persuade listeners to embrace democratic freedoms.
I believe it is option 2. (a chronological book of American history)
Answer:
Artificial intelligence is the broader concept of machines being able to carry out tasks in a way that we would consider “smart.” Machine learning is a current application of AI based around the idea that we should really just be able to give machines access to data and let them learn for themselves.