Answer: B. TVA
Explanation: The New Deal programs were a series of programs developed by President Franklin D. Roosevelt towards helping the American economy during the Great Depression.
TVA (Tennessee Valley Authority) was charged with the construction of dams and power plants to improve social and economic welfare in the region. This New Deal program was established in 1933 and it successfully built dams and power stations to provide hydroelectric power as well as tackle flood control to the Tennessee River valley. Existing dams were also renovated.
This program asides employing a lot of people, had success with flood control, built dams and brought hydroelectric power to the impoverished region.