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 VKQE
Listen to an Academic Talk
Listen to part of a talk.
Listen
41. Why can finer material occur near the top of a normally graded deposit?
A
The coarser grains become smaller after reaching the bottom.
B
The water carries the coarser particles away after the layer forms.
C
The finer particles are pushed upward by the weight of later deposits.
D
The finer particles may remain in the water after coarser ones have settled.