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TOEFL
/
Listening practice
/ Section BXTH
Listen to an Academic Talk
Listen to part of a talk in an archaeology class.
Listen
45. According to the speaker, what is the problem with defining a city by size?
A
Settlements changed size rapidly from one century to the next.
B
Some large settlements lack specialised work while some small ones have it.
C
Population figures cannot be estimated reliably.
D
The size of a settlement depends on how its boundary is drawn.