Who wants to talk im bored

Chris would like to conduct a study on the effectiveness of a new substance-abuse treatment program. he has a sample of participants go through the program and he uses as a comparison group people who did not volunteer for the program but were eligible. chris has used a(n) design for his study.

Plz me i need a good grade ! 10 government is a government system where all citizens that choose to vote have a say in their government? a: communist b: democratic c: autocratic d: theocracy

What did economist john maynard keynes believe about deficit spending?