1) this is an explanation of the significance or meaning of a work.
5) this is an expression of an author's personal belief. it is not something that can be proved to be true or false.
7) this is an argument that makes an opposing point to another argument. it expresses the view of a person who disagrees with your position.
8) this is a writer's opinion or way of seeing an issue.
9) when you look for differences in two things you have read, you _ _ _ _ _ _ _ _ them.
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2) the subject of something you read is called its _ _ _ _ _.
3) this is a lack of similarity or compatibility between two or more facts or perspectives.
4) a statement that can be proved to be true or false is called a statement of _ _ _ _.
6) when you look for similarities in two things you read, you _ _ _ _ _ _ _ them.

the answer to the given question above would the one that wiesel is establishing and how is ethos by appeal to his authority in having survived the holocaust. hope this answers your question.

have a great day ahead!

the correct answer is option d. none of these. it is noted that options a, b, and c share the same content.

despite the valid answer provided at the last sentence of each of the options, a question/answer format shouldn't include humourous themed responses such as "you bet your thermal pj's we do." - unless of course, the answer is carried out in an informal environment. this could be replaced with a simple "yes" or "it is necessary".

the question should be re-phrased to a more appropiate syntaxis. instead of "do we need the greenhouse effect? ", it should be written as "is the greenhouse effect necessary? " in order to give it a general scope, instead of limiting the answer to the needs of "we" the humans.