Final answer:
Improved transportation and communication, access to immigrant labor and mechanized farm implements
Step-by-step explanation:
The businessmen of industry took advantage of improvements in transportation and communication to gain control of markets.
With the expansion of railroads and the telegraph system, businessmen were able to transport goods more efficiently and communicate with suppliers and customers over long distances. This allowed them to expand their reach and gain a competitive edge.
Additionally, access to immigrant labor and mechanized farm implements also played a significant role in their control over markets. Immigrant labor provided a cheap and abundant workforce, while mechanized farm implements increased productivity, allowing for the mass production of goods and lower prices.
Learn more about The factors that businessmen of industry used to gain control of markets