Answer:
Survival of the fittest is where the most adapted or best well suited animal will survive and thrive.
Explanation:
D it brings cold oxygen rich water to the ocean floor
I believe it is B
Explanation: a chemical change happens when one chemical substance is transformed into one or more different substances. (Such as iron becoming rust)
Answer:
I believe its the first one
Explanation:
I've done an experiment on this and water dissolves in salt.