Lo opuesto de justicia. a. injusticia b. justo c. libertad

A Because it means what is the oppisite of justice its injustice

The opposite of justice is injustice. So injustice is an unfair way of treating someone while justice is the treatment of people that is fair and morally right. As you can see, these two concepts mean the opposite. Both word are feminine singular noun, so we can talk about la justicia and la injusticia