题目内容：
请在第__30__处填上正确答案。
A．There is no better way to teach children to manage mone than to start with their pocket money. B．The thought of saving money never crossed their minds.
C．Children usually use the pocket money to buy food during recess and also at lunch hour if they have school activities in the afternoon.
D．Others prefer to give pocket money on a daily basis.
E．Parents who earn daily wages may also opt for this due to financial constraints.
F．In such instances the purpose of rationing is defeated.
参考答案：
答案解析：