A digital stop-clock is used to record time in minutes and seconds. When the stop-clock is started, its display shows 00:50 (that is, 00 minutes 50 seconds). It is then stopped when the display shows 02:10. What is the minimum possible time that could have passed between starting and stopping the stop-clock?
- A1 minute 20 seconds
- B2 minutes 00 seconds
- C2 minutes 10 seconds
- D3 minutes 00 seconds