It has been reported in a research by Roy Baumeister and Julie Exline that self-control temporarily weakens after exertion, replenishes with rest, and becomes stronger with exercise. 
Self-control is an ability to subdue impulses or to regulations one's emotions, thoughts, and actions in order to fulfill specific (longer-term) goals, especially when faced with temptations and impulses. This enables a person to plan, evaluate alternative actions instead of getting carried away by impulses, and prevents him/her from behaving in a way that he/she might regret later on. Willpower is the ability to exert self-control. 
        
             
        
        
        
Maslow would say that Jennifer is focused on: psychological needs
Maslow's Hierarchy of Needs refers to a pyramid model which typically represents the basic (fundamental) needs of an individual, that are essential and required to be met before he or she can achieve complete growth, development and self-actualization in life.
In a chronological order, the five (5) levels of Maslow's Hierarchy of Needs  are;
According to Maslow, the psychological needs include the following:
I. Food.
II. Water.
III. Warmth.
IV. Shelter (Apartment or house).
In conclusion, Maslow would say that Jennifer is focused on psychological needs.
Read more: brainly.com/question/18238010
 
        
             
        
        
        
The answer is "Contextual."