Answer:
Tiber River, provided access to trade routes on the Mediterranean Sea
Answer:
Fertile farmland supported crop production
Explanation:
I checked my notes, and the tiber river DID NOT limit trade, so that would be wrong. the apennines did protect them but thats not economy growth, so I'm pretty sure that is also wrong. ROME WAS NOT ON AN ISLAND THEY WERE ON A PENINSULA, plus they also traded on the fresh water more, not as much as fishing