Concept:Esprit de corps is the management principle that promotes team spirit and shared loyalty among employees.
Explanation:The expression "esprit de corps" is French and literally means "team spirit" or "group spirit."
It describes the pride, loyalty, and enthusiasm that members of a group share.
Managers encourage this by treating employees fairly and creating a strong sense of belonging.
This principle was emphasized by Henri Fayol as one of his 14 principles of management.
It directly matches the idea of promoting team spirit in an organization.
The other options describe different management ideas rather than group spirit.
Answer:B. esprit de corps