Final answer:
The best action by the manager is to research alternative staffing patterns and the effects of shift work to address the accidents, errors, and interpersonal problems.
Step-by-step explanation:
The best action by the manager in this situation would be to research alternative staffing patterns and the effects of shift work.
By researching alternative staffing patterns, the manager can identify any potential issues or patterns that may contribute to accidents, errors, and interpersonal problems. Additionally, understanding the effects of shift work can help the manager make informed decisions about scheduling and staffing to minimize these issues in the future.
By thoroughly researching staffing patterns and shift work, the manager can address the root causes of the problems and implement effective solutions to create a safer and more efficient work environment.
Therefore, the correct answar is d. Researching alternative staffing patterns and the effects of shift work