Which statement most accurately represents Carnegie’s effect on the steel industry between 1865 and 1892?

Explanation:

Carnegie realized that steel was the metal of the future and began to invest in or buy up potential competitors

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."