Question

Which of the following is a skin disease ?
A. Rickets
B. Osteomalacia
C. Anaemia
D. Pellagra

Answer 1

Pellagra is a disease caused by low levels of niacin, also known as vitamin B-3. It's marked by dementia, diarrhea, and dermatitis, also known as “the three Ds”. If left untreated, pellagra can be fatal.

so, option (d) is the correct answer.
please mark it as brainliest