Answer:
A
Explanation:
All the other answers would happen if one did NOT use water more efficiantly.
A social statistician is someone who investigates social problems, collects the statistics, writes reports based upon the findings, and raises necessary funds.
Social statistician <span>uses </span>applied mathematics activity<span> systems </span>to review<span> human behavior </span>in an exceedingly<span> social </span>atmosphere<span> and analyzes the behaviors of </span>teams of individuals<span> in their </span>atmosphere<span> and special </span>things<span> and determines </span>the requirements of individuals<span> through </span>applied mathematics<span> sampling.</span>
Some of the inventions that revolutionized American life in the late 1800s are:
- Telephone. <span>Alexander Graham Bell invented the “electric speech machine,” or telephone, in 1876 which revolutionized the way people speak and communicate to people.
-QWERTY. </span><span>The QWERTY is the most used keyboard nowadays. It was created by Christopher L. Shole in 1874. He is the one who introduced the QWERTY keyboard to the world.
- American Football. American Football is nowadays one of the biggest sport of the United States. The invention of it was credited to Walter Camp. The first professional game of football was held in 1892.
- Skyscraper. The first skyscraper, known as the 10-story Home Insurance Company Building in Chicago was designed by architect William Le Baron Jenney. </span>
