People can reduce plastic trash in the ocean by - using more detergents
- choosing plastic packaging
- buying synthetic clothing only
- using fewer disposable items

most likely D: using fewer disposable items

Explanation:

using fewer disposable items would cut down on waste and plastic in the ocean

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.