"Gospel of Wealth' by Andrew Carnegie was written to the 'new' upper class - those that made their own riches (not 'old money'). It was intended to describe their responsibility to share their wealth through philanthropy.
The person who had a greater impact on industrial development in the U.S., was <u>Samuel Slater</u> <em>(Who was born in England in June 9, 1768 and died in April 21, 1835)</em>, because He was a pioneer in the American Industrial Development that took the British textile technology and the machinery designs and brought them to the United States, and with that industrial system and the machines, he created the first textile factories of North america, and began a business in that industry with his sons. <u>And thanks to that, it was generated an increase and an enhance in the U.S. industrial development, which caused that U.S became in one of the most industrialized nation.</u> So for that reason, <u>Samuel Slater was known as the "Father of the American Factory System".</u>
But by other side, although Eli Whitney contributed to the U.S. Industrial Revolution with the invention of the cotton gin, however, he wasn't founded the pillars of the Industrial Development of the U.S., as Samuel Slater did it.
So, according to the previous, <u>the right answer is Samuel Slater.</u>
Explanation:
Answer will be D They were developed by early historians
The music and musical instruments are used to express
national identity in Europe with the use of the styles that they used and
create in a way of representing their culture and their identity in means of
showing their identity throughout the world and one example of this is their
music.