Which of the following nutrients is needed for normal vision and immunity?

Correct option is C

Vitamin A is essential for normal vision, particularly in low-light conditions, and strengthens the immune system to fight infections.
Information Booster: Vitamin A helps form and maintain healthy skin, tissues, and vision. It is found in foods like carrots, sweet potatoes, and green leafy vegetables.
Additional Knowledge:
· Vitamin C: Important for skin health and immune function.
· Iodine: Required for thyroid function and metabolic regulation.
· Protein: Aids in growth, repair, and maintenance of body tissues.