Final answer:
The standard retention period for an accident register is typically 3 years. This duration allows for the processing of any potential claims or investigations. It's crucial for maintaining workplace safety records and for legal compliance.
Step-by-step explanation:
The retention period for an accident register depends on the jurisdiction and specific regulations that apply to the workplace or the industry in question. In many places, the standard retention time is C) 3 years. This is to ensure that there is sufficient time for any claims or investigations related to workplace accidents. Accident registers should be maintained diligently as they are a key part of workplace safety management and can be crucial in the event of a legal claim or an inspection by relevant health and safety authorities.