Would you mind helping me with this?

A(n) __ clause should always be separated from the rest of the sentence by commas

2. page 1: schlosser describes "just another gorgeous rocky mountain vista. and yet cheyenne mountain is hardly pristine." why do you think schlosser describes the beautiful cheyenne mountain scene in detail before describing the military installation that lies inside?

4. how does the speaker's comparison of sinners to aninsect (paragraph 7) contribute to the central idea of thetext? o a it emphasizes the negative view god has ofsinners and how inconsequential they are to him.o b it stresses the connection that exists between allof god's creatures, whether they be human orinsect.o c it suggests that sinners can change for the better,as insects are known to go throughtransformations.o d it portrays sinners as being just as prevalentaround the earth as the wide variety of insects.