Write a hypothesis about the worms and lima bean plants. Be sure to answer the lab question, “How can the presence of one species benefit another in the same ecosystem?” Hypothesis: If plants are grown in soil containing worms, then . . .
because . . .

it's d. aerobic]

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