1、preparation是不是抽象名词?

1、preparation是不是抽象名词?
2、这道题怎么选?为什么?3.The students at colleges or universities are making ______ for the coming New Year.
a.many preparations b.much preparation c.preparations d.preparation
金山词霸的例句：He has never done enough preparations for his examinations.
他对考试从来不作好充分准备的。