1: The failure of the royal family in Russia, that helped lead to the Bolsheviks taking over Russia, and changing Russia into a communist country, renamed USSR.
2: The sinking of the Lusitania and the Zimmermann note brought the US and its fresh supplies of troops, ammunition, food, etc, into the war, and with Germany losing allies due to them surrendering, and they losing too much troops and couldnt keep up with the production of the Allies, they started to retreat, and by 1918, they surrendered
Answer:
I think its C sorry if its wrong.
A large, airy room inside the main entrance of a wealthy Roman's home
An open-roofed entrance hall or central court in an ancient Roman house.
It is also each of the two upper cavities of the heart where blood is passed to the left and right ventricles.
California is one in all quite 40 states that have committed to using the Common Core State Standards, which were developed by the Council of Chief State School Officers and National Governor's Association.In California, the State Board of Education decides on the standards for all students, from kindergarten through highschool. Since 2010, variety of states across the state have adopted the identical standards for English and math. These standards are called the Common Core State Standards (CCSS).The California State Standards (CSS) were developed through a state-led initiative to ascertain consistent and clear education standards for English language arts and arithmetic that may better prepare students for achievement in college, career, and also the competitive global economy.
To learn more about Common Core State Standards refer :
brainly.com/question/23977474
#SPJ10