Some felt industrialists like Vanderbilt were captains of industry because A. They created jobs and economic wealth,
B. They were good steamboat captains on the Mississippi.
C. They carried out fair labor practices,
D. They were excellent managers of natural resources,

a

Explanation:

they exploited new technologies, e.g., railroads, steel, electricity, to introduce new more efficient and effective processes and methods to transport materials, build new structures, e.g. bridges, taller buldings, and power factories and homes, etc , all of which created new jobs and improved the standard of living. .

explanation:

an oligopoly is a term used to clarify the structure of a particular market, industry, or organization. a market is considered oligopolistic or amazingly focused when it is shared between a few companies.

a variant spelling of the word dote (british)