Answer:
The main reason for the destruction of Roman economy lies in the fact that during 3rd Century there were constant wars in the country with only one goal, and that was the fight for power. Between 235 and 284 there were as many as 26 claimants to the throne.
Explanation:
This period of constant wars destroyed not only economy, but also society and institutions. At the end, Diocletian who ruled after this period tried to fix some problems through reforms, but of course it was hard to repair everything that was destroyed.
The answer is d
none of the others involved the US
The project D. Building the Transcontinental I believe is the one that led to the creation of a system of time zones across America
Answer: Voting in Elections
Explanation: Because you are supposed to be voting practicing your right and then plus voting is your responsibility since it is very important.