Political parties help people with the same beliefs come together and set shared ideological goals and work together to achieve common causes.  
        
             
        
        
        
Answer: Registering for AP course
Explanation:
Desensitization is the treatment process that is carried out for elimination of emotional responsiveness towards any difficult or negative situation faced by a person.It arises fear in mind of person after getting constant exposure towards situation.
According to the question,desensitization of Alice's s test anxiety will be gone through following step by step mechanism to reduce learned response of Alice at every stage of test .Therapist will begin with registering for AP course step and try to eliminate fear and anxiety at that level which is caused due to constant exposure towards AP course.They can make her calm and induce confidence in Alice.  
 
        
             
        
        
        
Answer:
The answer is social clock.
Explanation:
This phenomenon explains the expectancy of society to achieve certain things at a determined time (for example, graduating from high school at age eighteen or getting married in your twenties). However, these expectations are variable in different parts of the world.
Bernice Neugarten proposed the idea in order to explain the aging process. She stated that events in people's lives occur in a predictable manner.
 
        
             
        
        
        
The gatekeeper of the president is called Chef of staff