Identify words with positive and negative connotations

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What do you think inspires people to come up with great inventions? explain in 4 sentences

Which two words are nonsense words in this excerpt from carl sandburg's "how the animals lost their tails and got them back traveling from philadelphia to medicine rock"? it was easy enough for the rabbit who has long ears and no tail at all except a white thumb of cotton. but it was hard for the yellow flongboo who at night lights up his house in a hollow tree with his fire yellow torch of a tail. it is hard for the yellow flongboo to lose his tail because it lights up his way when he sneaks at night on the prairie, sneaking up on the flangwayers, the hippers and hangjasts, so good to eat.

In what type of writing is a topic sentence most found? a.expository b.informal c.persuasive d.formal