| Assertion (A): | Myasthenia Gravis is an autoimmune disorder. | 
| Reason (R): | Antibodies produced in the body start attacking its own receptors present on sarcolemma. | 
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). | 
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). | 
| 3. | (A) is True but (R) is False. | 
| 4. | Both (A) and (R) are False |