Problem: A patient was diagnosed with rheumatoid arthritis (RA) 6 weeks ago. Which immediate intervention has provided the greatest potential for reducing the risk of developing associated disabilities? A. Prednisone 10 mg oral B. Oral methotrexate 7.5 mg oral C. Hydrotherapy and paraffin treatments D. Self-administration of nonsteroidal anti-inflammatory drugs (NSAID) to manage pain