How did carnegie’s early job with the railroads greatly contribute to his success in the steel business? a. it taught him how to lay railroad tracks with steel. b. the pennsylvania railroad company was his best customer when he built his business. c. the pennsylvania railroad company paid him well enough so he eventually could invest in his own business. d. it him predict that the demand for steel to build railroad tracks and bridges would grow.

It helped him predict that the demand for steel to build railroad tracks and bridges would grow.

Andrew Carnegie was a Scottish-American industrialist who led the enormous expansion of the American steel industry in the late 19th century.

The correct answer between all the choices given is the last choice or letter D. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

i think option 3. would be ur best bet and u need to write it urself

have a good day