Answer: D
Explanation: If you can not summarize your passage, you do not have a clear thesis. A thesis is your purpose. It is at the beginning of your essay, and is the one sentence that explains what the rest of the essay is. Remember, a thesis is like the backbone of the essay, without it, your essay does not make sense.
Dont add comma is the right one
Answer: I heard it was c but not 100% sure
Explanation: