Answer:
The correct answer is C. The "contagion effect" refers to the fact that the coverage of terrorism inspires more terrorism.
Explanation:
It is called "Contagion Effect" to the fact that the transmission of news related to public massacres or terrorist acts may be a factor that encourages other violent to perform similar actions. For example, a coverage of the impact of a terrorist attack can be used to determine a future terrorist to carry out a new attack.