Not among main deficiencies of the current welfare system is which it sometimes: (w) gives low benefits to the poor relative to total budgetary outlays. (x) collects taxes from the poor to provide benefits to the rich. (y) yields effective marginal tax rates exceeding l00 percent and discouraging work effort. (z) gives job opportunities for people who want to help others.
Please choose the right answer from above...I want your suggestion for the same.