I think most people lived cities during that time
Answer:
<em>The</em><em> </em><em>answer</em><em> </em><em>is</em><em> </em><em>A</em><em>.</em><em> </em><em>so</em><em> </em><em>officials</em><em> </em><em>would</em><em> </em><em>be</em><em> </em><em>well-qualified</em><em> </em>
D; it didn't stop advancements for the next two years but paused it for a while.