Which of the Following Is Correct About a Tendon Transfer

Which of the following is correct about a tendon transfer versus a tendon realignment procedure?

A) A tendon realignment procedure, such as realignment of the extensor mechanism of the knee, not only alters the line of pull of the quadriceps, but it also alters the action of the quadriceps.
B) A tendon transfer from one bony surface of a joint to the opposite bony surface of the same joint changes the action of the muscle.
C) After tendon realignment or transfer, the muscle-tendon unit is immobilized in a lengthened position to prevent contracture.
D) Tendon transfer cannot be done to adjacent soft tissue but, rather, must be done to a different bony surface.