Mitosis is the division of the DNA in the nucleus. Describe what happens to the chromosomes in each phase of mitosis? Plz, help will mark brainiest! Thanks!

i am positive it is c. condensing but i may be wrong

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; ///(a) ;