Which of the Following Statements About a Consumption Tax Is

Which of the following statements about a consumption tax is false?

A) Compared to an income tax, a consumption tax would necessarily produce lower revenues for the government in a given year because the portion of income saved is not taxed.
B) A consumption tax encourages saving, which when invested could lead to increased economic activity.
C) Under a consumption tax, current consumption is taxed at a lower rate than future consumption.
D) A consumption tax could favour high-income individuals who are likely to save more than low-income individuals.