Before the orthopedic surgeon could internally fixate the fractured femur, she performed manual of the femur.

One of the main initial treatments for the fractured femur injury is the application of traction splint. It includes applying distracting force between the lower leg and the relatively “fixed” base of the pelvis, which pulls the femur back into a more anatomical position.

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