Task: Question Answering
Input (English): Let \(\otimes\) be defined by \(a \otimes b = a + 2b + 4ab\) for all numbers \(a\) and \(b\). For what value of \(x\) could \(x \otimes y = x \) be true?
(A)-1 (B)\(-\frac { 1 } { 2 } \) (C)0 (D)\(\frac { 1 } { 2 } \) (E)1
Output (English): B