Positive feedback amplifies change while negative feedback reduces change.
Answer:
Im pretty sure its C. But correct me if im wrong
X: Gastropods
Y: Cephalopods
Z: Bivalves
Explanation:
1. Objective
2. Objective
3. Opinionated
4. Objective
5. Opinionated
6. Opinionated
7. Objective
8. Opinionated
Answer;
The llama and the alpaca were used as beasts of burden in the Andes.
Explanation;
-A beast of burden is drought animal that carries or pulls heavy loads, such as a donkey, mule, llama, camel etc.
-The Andean animal used as a beast of burden is an Alpaca and the Llamas. They are docile, fluffy animals that can withstand the cold of the mountains. As such, they make excellent work animals.
-Male llamas have been been used as beasts of burden in the Peruvian and Bolivian Andes ranges for more than 4000 years.
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