<prompt> Nonunion is a very common complication of intracapsular fractures of the neck of femur. Which of the following is not a very impoant cause for the same?Inadequate immobilizationInadequate blood supplyInhibitory effect of synol fluidStress at fracture site due to muscle spasm  <response>: D i.e. Stress at fracture site due to muscle spasm 