Question

when your workplace obtains new materials, you should add them to the chemical list:
○ when you have a chance
○ every two weeks
○ immediately
○ every six months

Explanation:

In a workplace dealing with chemicals, safety and proper record - keeping require that new materials be added to the chemical list right away. Delaying (like waiting for a chance, every two weeks, or every six months) could lead to safety risks or non - compliance with regulations. So the correct option is the one that emphasizes prompt action.

Answer:

C. Immediately