Read this excerpt from "Why No Policeman on the Block?" Any neophyte surfing the Net for the first time will be frustrated by the fact that it has no intelligence whatsoever; like a newborn baby, it is a blank slate. Worse, there are no rules or traffic cops, no regulations or even directory of the Internet.

What is the author’s purpose for including this statement?

Read the excerpt from "death by black hole."albert einstein's general theory of relativity, published in 1916, provides the insight to understand the bizarre structureof space and time in a high-gravity environment. later research by the american physicist john a. wheeler, and others, to formulate a vocabulary as well as the mathematical tools to describe and predict what a black hole will do toits surroundings. read the excerpt from "man listening to disc."and i bow deeply to thelonious monkfor figuring out a wayto motorize or whatever-his huge pianoso he could be with us today. these excerpts are similar because both texts

How does the dialogue develop the central idea

Edgar allan poe focuses on creating a single effect in his works. what single effect does he create in "the fall of the house of usher"? fear pusslement mystery annoyance