A demanding or threatening event is often called a "stressor".
Stressors are occasions and circumstances that happen to individuals. A few cases of stressors include: Real life changes. These progressions can be positive, for example, new marriage, an arranged pregnancy, promotion in your job or new house. Or then again they can be negative, for example, the passing of a friend or family member or a separation.
Answer:
(C) Tinker v. Des Moines (1969)
Explanation:
In 1965, a case between three teenagers who wore black armbands to school in protest of the Vietnam war and were subsequently suspended for failing to remove the armbands and Des Moines Independent Community School District appeared before the Supreme Court. In a landmark verdict, the Supreme Court explained that all form of speech, both symbolic speech such as the protest with armbands are protected under the the first amendment right of freedom of speech and expression. The court concluded that freedom of speech includes as form of symbolic speech.