The answer to the question stated above is letter C.
Observation of tool-making among chimpanzees was revolutionary primarily because scientists believed <span>tool-making was a defining characteristic of humans.
>>>FACT<<<
>C</span>himpanzee mothers in <span>the Tai Forest, </span>instruct their children in tool use. Chimpanzee mothers assist them in placing the nut in the anvil in the proper way.
The things that are impervious to water are objects that are waterproof. Example of waterproof objects are as stones and steel. I hope this answer helps. Looking forward to help you again.Have a great day!
Answer:
A.) In the same direction
Explanation:
d) would be the correct answer. This because your circulatory system delivers nutrients through he blood to your muscles, and your respiratory system helps get oxygen throughout your body.