泼水节(Water Splashing Festival)是傣族最富民族特色的节日。人们互相泼水，表示洗去身上一年的污垢和晦气，在新的一年里会更加平安和幸福。泼水节这一天人们要拜佛(worship Budda)，姑娘们用漂着鲜花的清水为佛洗尘，然后彼此泼水嬉戏，相互祝愿。被人泼的水越多，说明受到的祝福越多。泼水节期间，还要举行赛龙船、放飞灯等传统娱乐活动和各种歌舞晚会。

A. They should collect more donation from the schoolmates.
B. They should pay the tuition for the needy student.
C. They should ask the hospital to cut the medical fee.
D. They have raised enough funds and it is time to stop.