Skip to content
Prep
Freely
Home
TOEFL
IELTS
Guides
Log in
Sign up
P
Account
Profile
My progress
Settings
Log out
TOEFL
/
Listening practice
/ Section R7N8
Listen to an Academic Talk
Listen to a talk in a business class.
Listen
42. Why does the professor mention other researchers who repeated the experiment?
A
To prove that the original study was correct
B
To show that the original result does not always appear
C
To describe how the study was first designed
D
To explain why companies sell fewer products