Question

Federal spending increased steadily from 1960 to 2010, reaching about 1.62 trillion in 2010. Which of the following contributes to the trend in federal spending?
interest payments on the national debt
required spending on Medicare and Medicaid
government subsidies to farmers and oil companies
federal funding for states' public education systems

Answer 1

Interest payments on the national debt. The more United states borrow and dont pay back each year, the interest payments gets higher each year. 

Answer 2

C government subsides is correct

the US has gotten more debt, and has not payed it off, and the US is cutting funding on Medicare/medicaid and school funding.