Upon arriving at a crime scene in 1950, Blake finds dried blood throughout the room. The are three suspects in custody, each of whom has a different blood type. Which scientist's
contribution to the field of forensics will Blake MOST likely rely on to crack the case?

thats not a question

what tree

explanation:

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