In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

Individuals might not always do just what we (1)________like them to do. No matter how justified or marginal our requirements (2)________ we will occasionally be disheartened. Instinctually, when our expectations are not fulfilled, we become hurt and upset. Altercations terrify us since they are uncomfortable and have the potential to destroy relationships. However, avoiding confrontation does not (3)________the dispute, as unanswered questions also have a detrimental (4)________on relationships. Indeed, the true source of (5)________ is our confrontational style, not the problem itself.