Which is characteristic of rheumatoid arthritis?

a. It caused the development of bone spurs.

b. It characteristically affects one joint.

c. It is a systemic inflammatory disease.

d. It primarily affects joints in the feet

c. It is a systemic inflammatory disease.

Explanation:

One of the main characteristics of rheumatoid arthritis is that is a systemic inflammatory disease. This disease can affect the entire body and is not just localized to the individual's joints. In many cases the disease has been known to attack an individual's skin, eyes, lings, heart and even the blood vessels within the individual's system.