Task: Question Answering
Input (English): Question: Which of the following triples of numbers have the same standard deviation as the numbers m, n and o?
I. m-2, n-2, o-2
II. 0, m-n, o-n
III. m-4, n+5, o-1

 Option A: I only

 Option B: II only

 Option C: I and III only

 Option D: II and I only

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