List some ways that geology controls where it is safe to live.

It helps determine whether a site is safe from landslides, floods, and natural hazards.

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.

Ithink it would be choices a and b. hope this !