Which example demonstrates the idea that all cells arise from other cells? a hair cell developing pigments for brown color
a stem cell turning into a skin cell
an older skin cell flaking off of a body
a fat cell storing fat molecules

radon is correct hope this

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

answer; increases;