Task: Question Answering
Input (English): Question: If a, b, and c are consecutive positive integers and a < b < c, which of the following must be true?
I. c - a = 2
II. abc is an even integer.
III. (a + b + c)/3 is an decimal.

 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 C