A 76-Year-Old Patient Has Severe Osteoarthritis of the Right Knee

A 76-year-old patient has severe osteoarthritis of the right knee.She is experiencing significant pain and some decreased mobility.She consults an orthopedist who recommends weight reduction and refers her to a nutritionist.The rationale for the orthopedist's action is that:

A) obesity puts significant pressure on the major joints.
B) obesity is an absolute contraindication to joint replacement.
C) obesity predisposes an individual to develop osteoporosis.
D) obesity predisposes an individual to be intolerant to nonsteroidal antiinflammatory drugs (NSAIDs) .