This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impoant Viral Diseases in Children, Subject name: Pediatrics
Which of the following is characteristic of the rash of measles: 
Select and explain. 
A. Begins as a maculopapular rash, then becomes vesicular, B. "Slapped cheek" appearance and lacy reticular pattern, C. Pustules on an erythematous base, D. Maculopapular eruption staing on upper trunk and spreading downward
D: Maculopapular eruption staing on upper trunk and spreading downward
Answer: D: Maculopapular eruption staing on upper trunk and spreading downward 
Explanation: Characteristic of the rash of measles: Maculopapular eruption staing on upper trunk and spreading downward Begins as a maculopapular rash, then becomes vesicular- seen in chicken pox "Slapped cheek" appearance and lacy reticular pattern- seen in Erythema infectiosum