Which health and safety risk is associated with tailings dams?
a a tailing downs are a common sight of drowning accidents
b tailing dance are a common sight of rock bursts
c if the dam breaks it can cause a flood of toxic materials
d if the dam fails i can cause a methane explosion
my answer was c

i think it is d but im not

explanation:

answer; (wisconsin);

explanation: the badger state. this nickname originally referred to the lead miners, of the 1830s, who worked at the galena lead mines in illinois. these mines were in northwestern illinois close to the borders of wisconsin and iowa. the wisconsin miners lived, not in houses, but in temporary caves cut into the hillsides.

a is the answer i believe.