D. consider the psychological principles....
Answer: Marketing Segmentation
Explanation: Marketing Segmentation is a process of dividing your audience into different groups and segments based on certain characteristics. The member of these groups shares similar characteristics and usually has one or more of a common aspect between them.
Each individual has a predominant area of interest, and these individuals form groups that share these interests. By tendency, they have similar feelings and perceptions about certain situations.
Main things to prevent extremism is to have children having education programs which helps to made them have i good mindset and understand .
1. alley
2. rattle
3. raggedy
4. invisible