Task: Question Answering
Input (English): Problem: a contractor undertook to do a certain piece of work in 6 days. he employed certain number of men, but 5 of them being absent from the very first day, the rest could finish the work in 10 days. the number of men originally employed were :
Options: a. 12, b. 10, c. 13, d. 11, e. none of these
Output (English): b