<u>Answer:</u>
The economic philosophy that Andrew Carnegie is referring to in this quote is capitalism.
<u>Explanation:</u>
It is clear from the terms used and the process described in the quote that the philosophy Andrew Carnegie is referring to is none other than capitalism. It is because Carnegie is speaking about 'competition' which according to him is beneficial in the growth.
The term 'material development' also clarifies that the quote is in the praise of capitalism. Moreover, Andrew Carnegie was himself a capitalist.
Answer:
The biggest and main cause of the civil war was slavery.
Explanation:
The North and the South were both extremely divided based on slavery and many other factors. The South relied on slavery to maintain growth and stability while the North opposed slavery.
Hope this helps.
Answer: Their power was restricted to the crown lands known as the "lle de France".