Answer:
<u>Repeat a behaviour.</u>
Explanation:
When we adopt a new behaviour, a neural pathway is created and it gets stronger when we repeat until it become a new normal behaviour or a habit. When a message travels in a same neuronal pathway again and again, the brain begin to transmit it even more faster and these behaviours become automatic.
Answer:
Dead zones are hypoxic (low-oxygen) areas in the world's oceans and large lakes, caused by "excessive nutrient pollution from human activities coupled with other factors that deplete the oxygen required to support most marine life in bottom and near-bottom water. (NOAA)".
Explanation: