Answer:
Because billionaires create much more economic surplus than other entrepreneurs, they make much larger contributions to our happiness. Still, many Democrats believe billionaires have too much economic and political power and think we should tax away most of the wealth they've earned.
A. Purpose
You have to know what and why you are writing before you can make a plan to write.
Answer: A.) At this point in his life he was familiar with the basic science of electricity.
Explanation: This answer makes the most sense out of all of them and the sentence gives reason enough to believe said character has some knowledge on the laws of electricity. Taking this based off the words "I was not unacquainted with the more obvious laws of electricity." Meaning said character had some prior knowledge, so we can assume he is familiar with the basic science of electricity.
<span>the profit you make when you sell a house.
the actual definition describes any type of profit, not just real estate.</span>