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Who was Andrew Carnegie?

Andrew Carnegie was a Scottish-American industrialist and philanthropist. Carnegie led the expansion of the American steel industry in the late 19th century and became one of the richest Americans in history. He became a leading philanthropist in the United States and in the British Empire.

Explanation:

he was a Scottish-American industrialist who led the expensive of the steel industry also the richest man in America

what are the choices? the multiple choices?

i will answer in the comments after the choices have been said.