Final answer:
The Tennessee Valley Authority (TVA) was the New Deal program that put the federal government in the business of selling electricity in competition with private companies.
Step-by-step explanation:
The New Deal program that put the federal government in the business of selling electricity in competition with private companies was the Tennessee Valley Authority (TVA). The TVA was created in 1933 and aimed to provide economic development and electrical power to the Tennessee River Valley region. The TVA built dams and power plants, and its purpose was to generate and sell electricity to communities at lower costs to compete with private utility companies.