Explanation:

Both statements 1&2 are correct.

• A UK-based teenager, Oran Knowlson who has become the first person in the world to be fitted with a brain implant to help bring his epileptic seizures under control by using deep brain stimulation (DBS) device.

• The device uses DBS, which is also utilized for movement disorders associated with Parkinson’s, and other neurological conditions.

What is epilepsy?

• It is a condition that leads to recurring seizures, sees a person experience jerking of arms and legs, temporary confusion, staring spells, or stiff muscles. It is caused by abnormal electrical activity in the brain.

• The disease has no identifiable cause in nearly 50% of the cases.

• Reasons for epilepsy: Head trauma, Tumours in the brain, some infections like meningitis, or even genetics can lead to epilepsy. It can increase the risk of accidents, drownings, and falling.

Hence option 3rd is correct.