Which of the following is a primary responsibility of a construction supervisor?

A primary responsibility of a construction supervisor is overseeing project execution on job sites. This role involves ensuring that construction activities are carried out according to the established plans and specifications, while also adhering to safety standards and regulations. The construction supervisor coordinates various tasks among workers, manages schedules, and resolves any issues that may arise during the construction process.

By monitoring the progress of the project, the supervisor ensures that it stays on track and is completed within budget and timeframe constraints. This hands-on leadership is crucial for maintaining quality control and achieving the successful delivery of the project.

The other choices describe responsibilities that would not typically fall under the purview of a construction supervisor. For example, planning family events does not relate to construction management, conducting employee performance reviews might be part of a supervisor’s role but is secondary to directly overseeing construction activities, and managing the company's finances is primarily the responsibility of financial managers or accountants, not construction supervisors. Thus, the focus on job site execution accurately reflects the main duties associated with the construction supervisor role.