Question about theories of motivation

Roger works at the only departmental store in a small town. He has been working there for over 5 years and has received raises and bonuses. As there are three employees working in the store, including the manager, there is no opportunity for a promotion. Roger likes his job and is a good employee, efficient, and willing to help customers. However, of late, he has been tardy on many occasions and displays little or no motivation at work. After he is confronted by his floor manager, Roger expresses his dissatisfaction, stating that his work has become routine and uninteresting. Analyze how the floor manager can help Roger using the need theories of motivation.