Which statement correctly differentiates tides, waves, and currents and gives an example of how each shapes coastal habitats?

• A. Currents only occur in deep ocean.
• B. All three are caused by wind alone.
• C. Tides and waves are the same phenomenon.
• D. Tides cause regular rise and fall of sea level; waves shape surf zones, beaches, and rocky shores; currents transport heat and nutrients, influencing distribution of organisms and sediment transport.

Answer: (D)