i think the following answers are: Korea is still divided between a communist north and a democratic south
South Korea has become more prosperous because they have had trade and foreign aid from the United States and other countries.
The difference for the given polynomial is 
Explanation:
The given polynomial is 
A polynomial is generally a sum or difference of terms or variables which are separated by addition and subtraction signs. There are "three types of polynomial": Monomial, binomial and trinomial.
The difference between is found as follows:
D =
Removing the brackets, we get,
D = 
D = 
D = 
Thus, the polynomial represents Option A as the difference.
It was formed after World War 2 with the mission statement of creating global wide peace instead of war .
The Roman Empire's fall was largely due to the army being spread too thin to defend the growing territory. The army could not recruit fast enough to secure the huge increases in territory. Also the relocation of men from their domestic lives within the city to the mobile army bases caused a lack of day to day workers within the city. The economy suffered as result.
