Task: Question Answering
Input (English): Question: Set M contains number that satisfy the condition that, if integer x is in the set then x + 6 will also be in the set M. If -4 is one value in the set, which of the following values must also be present in the set M? I) -10 II) 2 III) 8

 Option A: I only

 Option B: II only

 Option C: I and II only

 Option D: II and III only

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