Which vitamin deficiency is commonly associated with the development of night blindness and Bitot's spots?

A Vitamin B12 deficiency
B Vitamin A deficiency ✓
C Vitamin D deficiency
D Vitamin E deficiency

Explanation

Vitamin A deficiency can lead to night blindness and the formation of Bitot's spots, which are foamy patches on the conjunctiva of the eye.

Source

World Health Organization
Vitamins Ophthalmology Vision Impairment Easy MEDICAL Confidence: high