A．The significance of "punctuality".
B．The change of the value of time in history.
C．The history of industrialization.
D．The development of watches and clocks.

A．Because they didn't have to pay heavy taxes to England.
B．Because they didn't have important political rights.
C．Because they were ruled by the King for long.
D．Because the economic development was suppressed.

A．When the King planned to send troops to control the rebellion.
B．When the delegates attended the First Continental Congress.
C．When the King's army advanced on Concord Massachusetts.
D．When the delegates decided to resist the England troops.