Antibiotics would most likely be the best answer for this question.
So it would be A.
The best technology would be Digital x-ray.
Diagnosis and treatment of bone fracture, doctors can diagnose fractures with x-rays. They may also use CT (computed topography) scans and MRI (magnetic resonance imaging). Broken bones heal by themselves and the aim of medical treatment is to make sure the piece of bone are lined up correctly.
The difference between a sprain and a strain is that a sprain injures the bands of tissue that connect two bones together, while a strain involves an injury to a muscle or to the band of tissue that attaches a muscle to a bone.
Sprain: ankle, anything dealing with the joints of the bone.
Strain: your leg muscle, thigh, arm, wrist and anything dealing with tissues in the body.