Task: Question Answering
Input (English): If \((m - 1)(k - 1) = k - 1\), which of the following can be true? I. \(m = 1\) II. \(k = 1\) III. \(m = 2\)
(A)I only (B)II only (C)III only (D)I an II only (E)II and III only
Output (English): E