You didn't list the options to choose from but I found them elsewhere.
The answer is - couples in happy marriages make external attributions for negative behavior and internal attributions for positive behavior; while couples in unhappy marriages make internal attributions for negative behavior and external for positive. Happy couples blame outside forces for issues whereas unhappy couples blame each other.
Answer:
genetics.
cultures is called anthropology,
Answer:
No proper accommodation to complete a job, Harassment, Being viewed as "Exotic," and a Wage gap.
Answer:
Formal Tone
Explanation:
The best description for the tone of this excerpt would be a Formal Tone. The author of this excerpt is describing the reasons as to why the nations all over the world must stop violence and pursue a more peaceful existence. The author does this by providing educational information as to why this is fighting for peace is a worthwhile endeavor. These educational and factual passages set the tone as a formal one.