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TOEFL
/
Listening practice
/ Section CU2X
Listen to an Academic Talk
Listen to part of a talk.
Listen
42. Why does the speaker discuss a visible reminder near the end?
A
To show that a behavioral change can be the target of a study rather than a flaw.
B
To explain why collection bags should be labeled.
C
To establish that reminders eliminate sorting errors.
D
To recommend replacing all observations with signs.