Opponents of Tax Reforms Intended to Raise Saving Argue That

Opponents of tax reforms intended to raise saving argue that such reforms

A) favor those with high income,and that saving may not rise because of the substitution effect.
B) favor those with high income,and that saving may not rise because of the income effect.
C) favor those with low income,and that saving may not rise because of the substitution effect.
D) favor those with low income,and that saving may not rise because of the income effect.