Step 1: Understanding the Concept:
Arthritis is an inflammation of the joints. It can affect one joint or multiple joints.
Step 2: Detailed Explanation:
- (A): Symptoms of respiratory issues like Asthma.
- (B): Definition of Hypertension (High Blood Pressure).
- (C): Description of Obesity.
- (D): Arthritis specifically affects joints, leading to pain, redness, swelling (inflammation), and decreased range of motion (stiffness).
Step 3: Final Answer:
Common symptoms of arthritis are pain, swelling, and joint stiffness.