How does the author use descriptions to convey the end result of the competition between silent movies and talking movies? A.
It demonstrates how consumers were unable to decide which style of moviemaking was superior.
B.
It demonstrates how both products have similar features.
C.
It demonstrates how worldwide trends influence movies.
D.
It demonstrates how a new technical method with better features is typically more popular.

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 is dr. lanyon characterized in the excerpt? as friendly as arrogant as wise as mournful

During an experiment measuring the change in temperature of a chemical reaction your digital thermometer breaks. you have the same model thermometer available to use how do you proceed with the experiment a. continue on with the new thermometer b. begin the experiment again with the new thermometer c. calibrate the new thermometer and make a notation regarding the change in equipment d. calibrate the new thermometer and begin the experiment again