Which statement is correct?

Orwell uses an example and statistical evidence in this
excerpt.
Orwell uses an example and a quotation for evidence in
this excerpt.
Orwell uses hypothetical and factual evidence in this
excerpt.
Orwell uses hypothetical and statistical evidence in this
excerpt.

Orwell uses an example and a quotation for evidence in  this excerpt.

Option 2.

Explanation:

The passage that has been talked about here has been taken from "Politics and English language". This was written by George Orwell. The main point of the paragraph and excerpt talks about the ties and allies that Germany has with it.

The view point and what the author thinks about these allies, the paragraph talks about these. For making his view points and thinking more strong, he makes use of an example, quotation and so on.

sentence lenght varies according to word choice.you select which word to use and that will require to use other expressions that collocate with the word chosen.sentence length will vary   according to the choice of words you make to express your ideas.