Task: Question Answering
Input (English): Question: Let the function T(n) represent the product of the first n prime numbers, where n > 0. If x = T(n) + 1, which of the following must be true?
(i) x is always odd
(ii) x is always prime
(iii) x is never the square of an integer

 Option A: ii only

 Option B: iii only

 Option C: i and ii only

 Option D: i and iii only

 Option E: ii and iii only
Output (English): Option D