Answer:
1. Reduce Pollutants
2. Conserve Water
3. Eat sustainable seafood
4. Don't purchase items that exploit marine life
5. Don't throw trash into the ocean
Hope this helps :)
I think I found your question online and if the questions are the same, the answers would be A. B. and C. Once again, you do not have to take this answer because I am unsure if I found the same chart that you have.
A compound that has Carbon and Hydrogen