Task: Question Answering
Input (English): Question: When ticket sales began, Pat was the nth customer in line for a ticket, and customers purchased their tickets at the rate of z customers per minute. Of the following, which best approximates the time, in minutes, that Pat had to wait in line from the moment ticket sales began?

 Option A: (n - 1

 Option B: n + z –1

 Option C: n/(z-1

 Option D: z/(n-1

 Option E: (n-1
Output (English): Option E