Task: Question Answering
Input (English): Question: If w,x,y,z are consecutive positive integers ; then which of the following is always odd?
[1] w*x+(y+2)^2*z
[2] w^x + z^y
[3] 51y

 Option A: 1

 Option B: 2

 Option C: 3 and 2

 Option D: 1 and 2

 Option E: 2 and 3
Output (English): Option C