Correct Option: C

depression (Noun) : the state of feeling very sad and without hope; part of a surface that is lower than the parts around it elevation (Noun) : the process of getting a higher or more important rank; the height of a place above the sea level; an increase in the level or amount of something; part of a surface that is higher than the parts around it
reduction (Noun) : an act of making less or smaller
humiliation (Noun) : the act of making somebody feeling ashamed or stupid and losing the respect of other people
debasement (Noun) : the state of making less valuable or respectable