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Listening practice
/ Section ET4Q
Listen to an Academic Talk
Listen to part of a talk in an archaeology class.
Listen
28. Why does the speaker say that nobody dates anything from a single trunk?
A
A single trunk rarely survives long enough to be useful.
B
Tropical trunks produce no usable rings.
C
Something other than the weather may have produced a given ring.
D
The master sequence covers only the last few centuries.