Final answer:
Sales executives do have the responsibilities of managing and planning the sales force, and among the given options, the director of a summer camp for chronically ill children is more likely to be an expressive leader.
Step-by-step explanation:
The question pertains to the roles and responsibilities of sales executives and the concept of an expressive leader. Sales executives indeed determine the size and organization of the sales force, develop annual and long-range plans, and monitor and control sales efforts. This is a true statement. When it comes to identifying who is more likely to be an expressive leader, one with the ability to maintain group harmony and morale, we would look at the given options. An expressive leader is typically someone with the charisma and emotional intelligence to foster a positive environment and manage interpersonal relationships effectively.
In this case, the most likely candidate to be an expressive leader would be c. The director of a summer camp for chronically ill children. This role requires a high level of emotional intelligence and the ability to motivate and maintain a positive atmosphere for the children, which are key characteristics of an expressive leader. However, each option shows potential in different contexts of leadership style which they might adopt depending on their specific roles and the nature of their organizations and teams.