Final answer:
c. Note the snow and lack of visibility and access. If you come across a snow-covered roof, you should note the snow and lack of visibility and access. It is important to be cautious and not attempt to remove the snow yourself unless you are trained and have the proper equipment.
Step-by-step explanation:
If you come across a snow-covered roof, you should note the snow and lack of visibility and access. Snow on a roof can be dangerous as it adds weight and can lead to structural damage or collapse. It can hide potential hazards like ice or icicles that can fall and cause injury. It is important to be cautious and not attempt to remove the snow yourself unless you are trained and have the proper equipment.