Task: Question Answering
Input (English): Question: One night 18 percent of the female officers on a police force were on duty. If 180 officers were on duty that night and half of these were female officers, how many female officers were on the police force?

 Option A: 90

 Option B: 180

 Option C: 270

 Option D: 500

 Option E: 1,000
Output (English): Option D