This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
23 year old lady sony develops brown macular lesions over bridge of nose and cheek following exposure to light. The probable diagnosis is 
Select and explain. 
A. SLE, B. Acne Rosacea, C. Chloasma, D. Photodermatitis
C: Chloasma
Answer: C: Chloasma 
Explanation: C i.e. Chloasma