Option 4 emphasizes the importance of observing how each candidate interacts within the team, which is crucial for project success. A trial period or team discussion allows for firsthand assessment of teamwork and communication skills, which are often vital in project management.

A Binary Search Tree is a hierarchical data structure that stores elements in sorted order, making it efficient for searching, insertion, and deletion operations. It maintains the property that the left child of a node has a value less than the parent, and the right child has a value greater than the parent.

Active listening involves not only listening to words but also observing non-verbal cues like facial expressions and body language, which are crucial for understanding the speaker's message fully.

Rational Decision Making is a systematic approach to decision-making that involves identifying goals, gathering relevant information, identifying alternative courses of action, evaluating those options based on established criteria, and selecting the best option. It relies on logic, analysis, and critical thinking to make informed decisions.

Customer lifetime value (CLV) quantifies the net profit a customer generates for a business over their entire relationship. It considers factors such as repeat purchases, referrals, and retention costs, providing insights into the long-term profitability of customer relationships. Understanding CLV helps businesses allocate resources effectively and prioritize customer acquisition and retention efforts to maximize profitability.

When facing resistance to change among team members during a transition period, it's essential to encourage open communication and address concerns constructively. Acknowledge and validate team members' feelings and perspectives while emphasizing the benefits of the proposed change. By fostering a supportive environment where individuals feel heard and valued, you can mitigate resistance and promote acceptance of the change. Additionally, providing opportunities for collaboration and involvement in decision-making empowers team members to contribute to the change process, fostering ownership and commitment.

Merge Sort has the best average time complexity among the provided options. It has a time complexity of O(n log n) in the average case, making it efficient for large datasets. Quick Sort also has O(n log n) average time complexity but is generally outperformed by Merge Sort in practice.

Collaborating with industry experts allows for a multifaceted approach to trend identification. Industry experts often possess deep insights and insider knowledge that can uncover emerging trends not readily apparent through other means. Their perspectives can complement traditional methods like market research and analysis, providing a more comprehensive understanding of potential impacts on the organization.

Emotional intelligence enables individuals to recognize and understand others' emotions, which is crucial in resolving conflicts by fostering empathy and effective communication.

Planning is the phase in project management where objectives, scope, and deliverables are defined. During this phase, project managers identify what needs to be accomplished, establish the scope of the project, and set specific goals and objectives. Planning lays the foundation for the entire project and ensures that all stakeholders have a clear understanding of what needs to be achieved.