PLEASE HELP!!! Why should you modify your approach to evaluating literature, based on the form of the literary work?
A. Different forms of literature hold different levels of value with readers.
B. Different forms of literature require different key elements to succeed.
C. Different forms of literature tend to be written in different languages.
D. Different forms of literature use different narrators with different points of view.

Hey student is writing a conclusion for his research based informative essay on the possibility of exploring and having mars where should he including his conclusion select two options

Which lines from the speech best supports this topic sentence? and as we walk, we must make the pledge that we shall always march ahead. we cannot turn back. there are those who are asking the devotees of civil rights, "when will you be satisfied? " and they have come to realize that their freedom is inextricably bound to our freedom. we cannot walk alone. we refuse to believe that there are insufficient funds in the great vaults of opportunity of this nation. and so we've come to cash this check, a check that will give us upon demand the riches of freedom and the security of justice. and so let freedom ring from the prodigious hilltops of new hampshire. let freedom ring from the mighty mountains of new york. let freedom ring from the heightening alleghenies of pennsylvania.

What is the italicized part in the sentence , all of the operators are efficient.