Prompt: In New York State researchers have found large quantities of microplastics in the Hudson Bay. You have been tasks to find a solution to the problem of microplastics in the
ocean. Use content knowledge of food chains, biomagnification, and mathematical relationships
to explain your design solution to state lawmakers.

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers

actually the answer is c