Task: Question Answering
Input (English): Problem: tough and tricky questions: remainders. 1 ^ 1 + 2 ^ 2 + 3 ^ 3 +... + 7 ^ 7 is divided by 7. what is the remainder ?
Options: a. 0, b. 1, c. 2, d. 3, e. 4
Output (English): e