【单选题】

{{I}}Questions 11～13 are based on the following talk. You now have 15 seconds to read Questions 11～13.{{/I}} What was probably the reason for discontinuing to hang a pickpocket in the 18th century

A、Hanging was a useless warning.
B．It was too cruel and violent.
C．Too many people watched the practice.
D．Other pickpockets were only spectators.