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: Unknown
Cutis marmorata occurs due to exposure to- 
Select and explain. 
A. Cold temperature, B. Dust, C. Hot temperature, D. Humidity
A: Cold temperature
Answer: A: Cold temperature 
Explanation: Ref. Rook's Textbook of Dermatology, Pg 99
 
Cutis Marmorata

Skin has a pinkish blue mottled or marbled appearance when subjected to cold temperatures.
It occurs in about 50% of children and is typically seen throughout infancy.