False claims is your answer-Apex
Urban because rural means not so populated
Invasions by Barbarian tribes
The most straightforward theory for Western Rome's collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s “barbarian” groups like the Goths had encroached beyond the Empire's borders.
An organism that obtains its own energy from other organisms is a Consumer.