Diagram below shows a water clock. The float will drop when the tap is turned on. Which of the following statements correctly describes the properties of the clock?

I . It is a clock of high sensitivityII. It is a clock of high accuracyIII. It is a clock suitable to be used as a stop watchIV. It is a clock that can be used to measure small time intervalA. I & II only C. IV only E. I, II & III only G. No AnswerB. I & IV only D. I, II, III & IV F. I, III & IV only