I believe the answer is C. Let me know if this helps
Answer:
On August 14, 1935, the Social Security Act established a system of old-age benefits for workers, benefits for victims of industrial accidents, unemployment insurance, and aid for dependent mothers and children, persons who are blind, and persons with disabilities
The Transcontinental railroad greatly affected US commerce in the sense that it made the transportation of goods far easier and cheaper, which reduced prices.
Answer:What are the examples?
Explanation: