1.
I this
Based on paragraph 2 of the article, what did the crows figure out when first faced
with the problem of getting water to drink?
was
A
Sawdust will not respond the way water does.
B.
Larger pebbles will raise the water level faster
3
a rain
song
way,
C
The rocks in sawdust did not challenge them.
D.
The effort needed to lift large and small pebbles is equal.
him
a
aning