The project manager should begin by talking with the team member to understand what led to the mistake.
This aligns with PMI's emphasis on servant leadership, respect for individuals, and systems thinking.
Gathering context before taking corrective action ensures fairness and allows root cause identification, which can support appropriate next steps like training, process improvement, or system-level changes.
Option A prematurely documents the issue without understanding it.
Option B may be appropriate later but assumes a skill gap before confirming the cause.
Option D is punitive and fails to explore the root cause or support a high-performing team member.
References:
PMBOK Guide - Seventh Edition, Team Performance Domain
PMI Code of Ethics and Professional Conduct (Respect and Fairness)
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