What information is required from contractors during the registration process?

The correct choice highlights the essential information that contractors must provide during the registration process: trade name, address, and work description. This information is fundamental for establishing the identity and operational scope of the contractor, ensuring that they are properly recognized and registered for the work they will be performing.

The trade name allows for the identification of the business entity, while the address is necessary for contact purposes and to ensure regulatory compliance with local laws. The work description gives a clear outline of the services that the contractor intends to provide, which is crucial for assessing whether their capabilities align with the requirements of the projects they will be involved in.

By gathering this foundational information, it ensures the smooth functioning of the registration process and allows for proper oversight and record-keeping in the context of underground mining operations. The other options, while relevant in different contexts, generally pertain to operational qualifications or performance metrics rather than the initial registration requirements.