Which of the Following Is Correct with Respect to the Issue

Which of the following is correct with respect to the issue of government taxation?
Progressive revenue taxes are harder on low-income people than on high-income people.
Revenue taxes are designed primarily to encourage people to buy certain kinds of goods and avoid buying other kinds.
Restrictive taxes prevent businesses from expanding.
Regressive revenue taxes are levied at the same rate regardless of a person's income.
All of the statements are correct.