Which sentence includes a nonrestrictive clause?

a) camels, which sway from side to side as they walk, are often called ships of the desert.
b) for centuries, camels have been used to transport people and cargo through the desert.
c) not only do they need very little water, but camels can drink water that is salty or bitter.
d) camels can live in extreme conditions, such as in areas with extreme heat, aridity, and a lack of vegetation.

Which of the following statements from "letter from birmingham jail" does not specifically dr. king to establish credibility with the white clergymen? question 6 options: just as the apostle paul left his village of tarsus and carried the gospel of jesus christ to the far corners of the greco roman world, so am i compelled to carry the gospel of freedom beyond my own town. my dear fellow clergymen: while confined here in the birmingham city jail, i came across your recent statement calling my present activities "unwise and untimely." i have the honor of serving as president of the southern christian leadership conference, an organization operating in every southern state, with headquarters in atlanta, georgia.

Me with this questions i really need them right 4. any complex sentence contains a. independent clauses only b. dependent clauses only c. one independent clause and one or more dependent clauses d. neither independent clauses nor dependent clauses 5. an appositive is a phrase or clause that a. is a noun or group of words acting as a noun b. is placed right next to a noun c. gives more information about a noun d. all of the above 6. select the correctly punctuated sentence containing appositve. a. the vocational counselor an experienced placement specialist has agreed to me get a job. b. the vocational counselor, an experienced placement specialist has agreed to me get a job. c. the vocational counselor an experienced placement specialist, has agreed to me get a job. d. the vocational counselor, an experienced placement specialist, has agreed to me get a job.

Why should sentence 4 be removed from this conclusion? a. it criticizes those who disagree with the writer. b. it strengthens the viewpoint of the opposition. c. it states a fact that is unrelated to the topic. d. it unnecessary restates the editorials claim.