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TOEFL
/
Listening practice
/ Section KVA5
Listen to an Academic Talk
Listen to part of a talk.
Listen
46. Why does the speaker mention maintenance costs?
A
To show that preserving an option is not free.
B
To argue that future needs can be predicted exactly.
C
To prove that an unused building has no possible value.
D
To explain why all specialized facilities cost the same.