The typical noun corresponding to the verb "to agree" is agreement. 
If you want to refer to the process of a agreeing however, it's "agreeing" , as in "agreeing to this treaty is not easy".
        
             
        
        
        
Answer:
Vexed has several definitions: 
- (of a problem or issue) difficult and much debated; problematic, "the vexed question of how much money the government is going to spend"
- annoyed, frustrated, or worried, "I'm very vexed with you!"
- make (someone) feel annoyed, frustrated, or worried, especially with trivial matters, "the memory of the conversation still vexed him'.
 
        
             
        
        
        
Explanation:
deprive (someone) of the right to vote.
"the law disenfranchised some 3,000 voters on the basis of a residence qualification"
deprive (someone) of a right or privilege.
"we strongly oppose any measure which would disenfranchise people from access to legal advice"
ARCHAIC
deprive (someone) of the rights and privileges of a free inhabitant of a borough, city, or country.
 
        
             
        
        
        
Hey there!
I do believe your answer is "To get the audience to understand whats going on."
Hope This Helped!