What are two ways the ocean can affect the coastline

Two ways a ocean can affect the coastline by one Making it to what the people eat and also what the people live in. Also it affects the supplies and enviroment

Although this may be the opposite of what you think i will say it anyway. you were brought into this world for a reason and you still have soo much ahead of you. not everybody has an opportunity of living a great life, but it doesn’t give you a reason to end everything. somebody in the world loves you, and imagine what you would do to them if you left forever.