The salinity of water increases as you move from inland areas out towards to ocean.
Explanation:
Salinity refers to the concentration of salt in the water. The salinity of water increases as you move from inland areas out towards to ocean because the ocean has high salinity than the inland areas. That is it can be said that the ocean contains brackish water. Brackish water has more concentration of salt than freshwater.
Shaping. Each step in the learning process is called an approximation. An animal may be reinforced for each successive approximation toward the final goal of the desired trained behavior. Animals learn complex behaviors through shaping.