Which of the Following Qualify as a Social Cost of Monopoly

Multiple Choice

Which of the following qualify as a social cost of monopoly power?
(i) loss of consumer surplus
(ii) loss of producer surplus
(iii) excessive profit earned by the owner of a monopoly

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