Answer:
The word pneumonia has the root pneumon-, meaning lung or air. combining vowel. A combining vowel joins a root to another root or a root to a suffix.
Explanation:
I got it from the internet. Sorry it it's wrong
Answer:
The Warren Court made rulings that were controversial at the time but continue to shape American society.
The 1917 Russian Revolution was not, as many people suppose, one well organised event in which Tsar Nicholas II was overthrown and Lenin and the Bolsheviks took power. It was a series of events that took place during 1917, which entailed two separate revolutions in February and October (with a great deal of political wranglings inbetween), and which eventually plunged the country into Civil War before leading to the founding of the Communist State.