If a passage says 'Smith conducted research', and the statement says 'Smith was the only researcher', the answer is:
ATrue
BFalse
CNot GivenCORRECT
DCannot tell
IELTSReading
AI
Toaster Teacher
Why the answer is C, and why the others tempt you.
The passage doesn't say whether Smith was the only one — could be others. 'Not Given' fits.
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