Which emperor decided to split the empire into an eastern and western half?

i think it is Diocletian

after defeating german forces in north africa allied leaders turned their attention to "italy," since this was the location that made the most geographic sense before invading northern europe via france. 

i will need the answers to the problems. i took the test but cant remember the options. i would look up the questions that might .

for number 3, the answer is something about how they wanted to get sc to vote twords it, so they add the bill of rights or edited it.

for number 5, the answer is that it was even, they chose one side just as likely as they did the other.