Choose all of the items that represent a common description of John D. Rockefeller and Andrew Carnegie. A)
steel industry
B)
bought their way into elected office.
C)
sometimes classified as "Robber Barons
D)
gave away huge portions of their wealth to charity
E)
oversaw the creation of trusts/monopolies in the late 1800s

But when he was 38 he started the Keystone Iron Works, and he stayed with that until 1901. By then Keystone Iron had become U.S. Steel, and Andrew Carnegie had become one of the wealthiest men on the planet. John D. Rockefeller went into business when he was 20, and he picked up his first oil well as a sideline.

Explanation:

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answer; together, washington and rochambeau marched their combined force south to virginia in 1781 and trapped british gen, charles cornwallis and 8,000 british troops at yorktown, forcing their