Mahatma Gandhi said that compassion is more important than truth.

Answer: Option C

Compassion : sympathetic pity and concern for the sufferings or misfortunes of others.
Violence : behaviour involving physical force intended to hurt, damage, or kill someone or something.
Uncivility : lacking civility or good manners.
Callousness : insensitive and cruel disregard for others.
Hardihood : boldness; daring.

Antonym of Compassion is Callousness