Which sentence correctly uses a colon to introduce a list

What effect does the narrative's point of view have on the reader's experience of the events? the reader is shown both the views of women's suffrage supporters and of its opponents. the reader receives a broad historical overview of the women's suffrage movement from an objective source. the reader learns about the women's suffrage movement from the standpoint of someone who is close to it but has not worked in it. the reader is allowed to share directly in the feelings of a leader of the women's suffrage movement.

Which line in this excerpt from the great gatsby by f. scott fitzgerald contains a simile? about half way between west egg and new york the motor-road hastily joins the railroad and runs beside it for a quarter of a mile, so as to shrink away from a certain desolate area of land. this is a valley of ashes—a fantastic farm where ashes grow like wheat into ridges and hills and grotesque gardens where ashes take the forms of houses and chimneys and rising smoke and finally, with a transcendent effort, of men who move dimly and already crumbling through the powdery air. occasionally a line of grey cars crawls along an invisible track, gives out a ghastly creak and comes to rest, and immediately the ash-grey men swarm up with leaden spades and stir up an impenetrable cloud which screens their obscure operations from your sight.

What is most likely the speaker's intent in this excerpt from the speech "solitude of self" by elizabeth cady stanton?