Final answer:
Fear and uncertainty can trigger information seeking and processing.
Step-by-step explanation:
Research shows that fear and uncertainty can trigger information seeking and processing. When individuals experience fear or uncertainty, they are motivated to seek out information in order to reduce their anxiety and gain a sense of control. For example, during times of crisis or threat, people tend to search for news updates and expert opinions to better understand the situation and make informed decisions. Therefore, option a) fear and uncertainty is the correct answer.