Expressions of are less common than those of a)anger; fear b)anger; sadness c)sadness; anger d)happiness; sadness

Expression of happiness is less common than those of sadness which common to young adults who experienced sadness and loneliness because of bullying. Self-pity and low of self-esteem. Expressions are those who feel hurt, annoyed, bullied and fear. Those who experienced this may feel so low at themselves.

The answer is b, anger is less common than sadness because the expression anger is only triggered if the person has been irritated or had been involved in a matter of negative consequence that likely made him mad but it'll only last for a short period of time compared to sadness where there are other people who will likely experience this for a long period that could be termed as depression.