What Is Least Accurate About the US Experience with the Income

What is least accurate about the US experience with the income tax?

A) The federal income tax was not used for an extended period until after 1910.
B) In the late 1800s and early 1900s, people from the South and West were most likely to support an income tax.
C) Increases in the income tax were justified by using the money for more generous army pensions and increased military spending, especially for the US Navy.
D) Provisions for the income tax were stated in the US Constitution