DISCRIMINATEDiscriminate = to treat one thing worse/better than anothe
Right Answer is: B
Discriminate = to treat one thing worse/better than another in an unfair way; distinguish; differentiate.
Puzzle = cause (someone) to feel confused because they cannot understand something.
Differentiate = recognize or ascertain what makes (someone or something) different.
Assault = make a physical attack on.
Comprehend = grasp mentally; understand.
So, option B is the correct choice.