During the late nineteenth century, industries such as oil and steel were growing rapidly. some business owners hoped to take over an entire industry to get rich and powerful. one of these business owners was john d. rockefeller. he founded the standard oil company. this company controlled the oil industry throughout the late 19th and early 20th centuries. a company that completely controlled a certain industry was called a a. bootlegger. b. monopoly. c. society. d. democracy.