Task: Question Answering
Input (English): For any two distinct negative integers c and d, which of the following must be less than \(cd\) ?
(A)\(cd + 1\) (B)\((-cd)^2\) (C)\(d(c - 2)\) (D)\((c - 1)(d - 1)\) (E)\((c + 1)(d + 1)\)
Output (English): E