Answer:
Hope this helps
Explanation:
1 The fish could have been overfished so they were all taken
2 when thd dump was built the river got polluted and killed the fish
3 a mix of both so the fish decided to leave.
Those are the reasons I belive hope this helps.
B. Because even with many issues that plagued the Roman Empire economically and politically, By the later years of the empire the Roman military was mainly comprised of trained Barbarian soliders who were inferior to earlier Roman soliders causing a significant decrease in the Roman Empires's Military capablities so many barbarian tribes that began to grow such as the Huns, Vandals, Goth etc. Put immense pressure on the Empire, driving them into the ground economically and causing many issues within the government and eventually being sacked, thus marking the end of the Roman Empire. Sorry for the wall of text but hope this helped :)
Answer: I know tis is really sad, but thanks for the points.
Explanation: