Task: Question Answering
Input (English): Question: If s,u, and v are positive integers and 2s=2u+2v, which of the following must be true?
i. s=u
ii. u is not equal to v
iii. s > v

 Option A: None

 Option B: I only

 Option C: II only

 Option D: III only

 Option E: II and III
Output (English): Option D