Task: Question Answering
Input (English): Question: A patient was given five pills which he is required to take one after every twenty minutes.
How long can the pills run for him?

 Option A: 1 hour

 Option B: 1 hour 20 minutes

 Option C: 1 hour 30 minutes

 Option D: 1 hour 35 minutes

 Option E: 1 hour 40 minutes
Output (English): Option B