They r very productive agriculturally
Answer:
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True. Many innovators
and inventors have used new scientific methods to develop and improve
communication and transportation devices in many ways. They were able to either make them faster or
more fuel efficient. They have also
given rise to new ways to communicate such as the internet and have developed
devices that make it easier for people to come together.
The answer is descent with modification.
Descent with modification practically means that a species have changed appearance wise over long periods of time to adapt to their environments better.
your answer is C. cleavage, fracture
cleavage the way minerals breaks apart, split easily along a flat surface,
fracture the way minerals break apart, breaks in an irregular way