Match List I with List II related to muscular/skeletal system :
| List I | List II |
|---|---|
| A. Tetany | I. Inflammation of joints |
| B. Arthritis | II. Autoimmune disorder affecting neuromuscular junction |
| C. Myasthenia gravis | III. Wild contraction in muscle due to low $\text{Ca}^{++}$ in body fluid |
| D. Muscular dystrophy | IV. Progressive degeneration of skeletal muscle |
Choose the correct answer from the options given below :