Answer:
Southerners otherwise known as the Northern Song Dynasty.
Explanation:
They committed late to the Mongolian empire so they are lowest in class.
The Somme River before the battle is a vacation spot for the trench. Many tourist and vacationers enjoyed Somme River, the rivers flow gently through the countryside filled with rolling hills, the land is a rich farm and the forest is thick. This was name Somme because it comes from the Celtic word meaning tranquility.
Answer:
Salutary Neglect is the answer for this