what can be done to protect the Mediterranean Sea from the human activities that have harm its environment

The Mediterranean sea is being harmed by the people using fertilizers and then watering there lawn, that just washes the fertilizers into the sea.

Explanation:

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.