Apatient has been diagnosed with osteoporosis and asks the nurse practitioner, "what is osteoporosis? " the nurse practitioner knows that osteoporosis can be defined as:

Osteoporosis, which literally means porous bone, is a disease in which the density and quality of bone are reduced. As bones become more porous and fragile, the risk of fracture is greatly increased. The loss of bone occurs silently and progressively.

What’s the question here ?