Final answer:
The behavioral side of project management primarily emphasizes leadership, focusing on the human element in project execution such as team dynamics, communication, and stakeholder management.
Step-by-step explanation:
The behavioral side of project management emphasizes Leadership. This aspect of project management involves understanding how to motivate, support, and lead a team to complete a project successfully.
It's about the human element in project execution, which includes team dynamics, conflict resolution, communication, and management of stakeholders' expectations.
While scheduling, planning, and project selection are indeed critical components of project management, they are more technical aspects. The behavioral side focuses on the soft skills required to navigate the complexities of human interactions within the project environment.