Why was it so important for Abraham Lincoln to keep the border states neutral? Group of answer choices

they would help the south if they joined

they were close to Washington DC

they had lots of supplies

all are true

They were close to D.C

Explanation:

If these border states fell, the Cinfederates would have an open border of D.C. from Virignia and the border states and it wouk of made the  effort of defending Washington D.C. much harder.

sumerians were responsible.

explanation:

japan participated in world war i from 1914 to 1918 in an alliance with entente powers and played an important role in securing the sea lanes in the west pacific and indian oceans against the imperial german navy as the member of the allies.