Concept:The census machine is an early electromechanical device designed to quickly process large amounts of census data.Explanation:Herman Hollerith developed this tabulating machine in the late 19th century.It used punched cards to record and count information automatically.This machine greatly reduced the time needed to complete the 1890 United States census.Because of this invention, Herman Hollerith is recognized as the inventor of the census machine.The other inventors listed are associated with calculating devices or looms, not the census machine.Answer:C. Herman Hollerith