Find one word substitutions for the following expressions. (a) One who brings about or carries out a harmful, illegal and immoral act. Hint: P________________________ (b) The unjust or prejudicial treatment of different categories of people. Hint: D________________________ (c) A large number of people or things. Hint: M____________ (d) The state of being a slave. Hint: B______________________ (e) To admit that one has committed or done something wrong. Hint: C________________________ (f) Tell someone something positively, to dispel any doubt. Hint: A________________________