Join or be joined securely to something else, typically by means of an adhesive substance, heat, or pressure.
Answer:
you have to attach the diagram
Explanation:
Ocean acidification is occurring because excess carbon dioxide (CO2) in the atmosphere is being absorbed at the surface of the ocean at an increasing rate. This excess CO2 results in more hydrogen ions, which increases the acidity of the ocean.
A. the question has a narrow focus
Binding/ bonding
Polymerizing