Price Discrimination Adds to Social Welfare in the Form of Which

Multiple Choice

Price discrimination adds to social welfare in the form of which of the following?
(i) increased profits to the monopolist
(ii) increased consumer surplus
(iii) increased total surplus

A) (i) and (ii)
B) (ii) and (iii)
C) (i) and (iii)
D) (i) , (ii) and (iii)