Answer:
Fear
Explanation: fear because if they create fear people will be willing to do what these terrorist groups want them to do such as partake in a new religion, join them, etc.
In order to recognize needs that are not being met and make a creed out of fulfilling unmet needs, that person must arguably have (B) sight and foresight. These words describe the need to possess vision to understand the market and also to build new markets for products which are believed to be necessary or useful.
