Which statement best explains the effectiveness of this introductory paragraph?

Read this excerpt from "ain't i a woman? " by sojoumer truth in which three sentences does she make an emotional appeal to the audience by talking about her personal hardships? well, children, where there is so much racket there must be something out of kilter. {i think that 'twixt the negroes of the south and the women at the north, all talking about rights, the white men will be in a fix pretty soon.} but what's all this here talking about? {that man over there says that women need to be into carriages, and lifted over ditches, and to have the best place everywhere. nobody ever me into carriages, or over mud puddles, or gives me any best place} and ain't i a woman? look at me! look at my arm! {i have ploughed and planted, and gathered into bars, and no man could head me! } and ain't i a woman? i could work as much and eat as much as a man - when i could get it - and bear the lash as well! and ain't i a woman? {i have borne thirteen children, and seen most all sold off to slavery, and when i cried out with my mother's grief, none but jesus heard me! } and ain't i a woman? {then they talk about this thing in the head, what's this they call it? [member of audience whispers, "intellect") that's it, honey.} what's that got to do with women's rights or negroes' rights? if my cup won't hold but a pint, and yours holds a quart, wouldn't you be mean not to let me have my little half measure full?

Which sentence best contrasts two things? a. air travel, like bus travel, is a fun way to get from one place to another. b. air travel is a fun and relatively easy way to get from place to place. c. both bus travel and air travel require substantial planning. d. air travel is much more expensive than bus travel.

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were a wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.