Task: Question Answering
Input (English): Question: x, a, z, and b are single digit positive integers. x = 1/8 a. z = 1/8 b. (10a + b) – (10x + z) could NOT equal

 Option A: 28

 Option B: 35

 Option C: 49

 Option D: 63

 Option E: 55
Output (English): Option E