Sacagawea in Louisiana Purchase and Lewis & Clark she escorted
The correct answer should be B. decreased immigration
Immigration was not decreased, it was high and therefore people needed more land and they expanded.
A secondary source could be someone that maybe discovered the body or is doing evaluations to see why or how he died, like a doctor for instance it would be a secondary source because............the doctor was not there and he did not watch so....and if he wrote about it then that would be a secondary source! :) <3 hope this helps!
In WW1 the Triple alliance preceding the war was between Germany, Austria-Hungary and Italy but because Italy didn't join on the Germans side and eventually joined the Allies at the promise of disputed territory between Italy and Austria, which they never gained.The Germans seeked allies and gained the Ottoman empire which had recently been through wars with Italy, the Balkans and it self at the hands of the young Turks who eventually gained power.
short awnser- Germany, Austria-Hungary and the Ottoman Empire
