Interacting groups shared skills and ideas that improved farming practices
A device or substance for absorbing excessive or unwanted heat.
This should it look like
The name of the device is the <span>Fessenden oscillator. It was made to allow submarines to communicate through Morse code. This way they could avoid communication being intercepted.</span>
Answer:
B and D
Explanation:
B because overfishing is a impact on fishing for that country
D because it would mess up the logging industry
