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TOEFL
/
Listening practice
/ Section U53C
Listen to an Academic Talk
Listen to part of a talk.
Listen
40. What is the main argument?
A
Removing barriers always reduces demand.
B
A service redesign can change both processing efficiency and demand, so evaluation must consider both.
C
A larger queue always proves that each request takes longer.
D
Staff efficiency is unrelated to service design.