did you ever find out the answer
A C and D. It cannot be b because scientists have warned people in the past about volcanoes and their possibility for erupting. Earthquakes cannot be predicted however there are warning signs one can look for.
Cays- they are formed when ocean currents transport loose sediments across a surface of a reef to a despositional node
Explanation:
A. They would surround an animal and drive it off a cliff.
B. Groups would hide in trees and shoot arrows when an animal was near.
C. The tribe would circle an animal and scare it until the trauma made it fall over.
D. One tribe member would lure one of the large creatures away from rest, and the entire tribe would attack it. select the best