Which vitamin deficiency is the cause of night blindness?

Vitamin A

The correct answer is Option (2) – Vitamin A

Vitamin A deficiency happens when your body doesn’t get enough vitamin A.

Diet lacking in vitamin A and certain disorders can cause vitamin A deficiency.

Symptoms include vision issues such as night blindness. Treatment involves taking vitamin A supplements.

You can prevent vitamin A deficiency by eating plenty of foods that contain vitamin A.