I believe what this passage foreshadows is that C. Rome will suffer danger and destruction.
You can see in the excerpt that no good things are happening - there is a fire, and something is burning, and people are afraid - so obviously, it doesn't mean that it is going to prosper or be renewed, when something so terrible is happening. One slave cannot destroy an empire, which is why that is incorrect too.
I belive that the answer is d.molecules
Working conditions mean, the way a company or a job place their enviroment. Cleanliness, the way they treat their employees,coworkers and customers, management, etc.
The correct answer that would best complete the given statement above would be option D. <span>The most important reason for using an outline is to help you organize information. This allows you to </span><span>check and see if and how your ideas connect to each other, or if there are some that you need to eradicate. Hope this answers your question.</span>