How many kinds of parties are mentioned in thepassage?

在这段中提到多少个政党?有没有别的什么意思？How many kinds of 就是问多少个？多少种？in the passage?就是指定的文字中，章节中，mentioned提到，parties这是个复数形式，应该是party名词 n.1.聚会；宴会；联欢会；派对 The party was fresh in her memory.那次聚会在她脑海中记忆犹新。2.党, 政党 The party split up into small groups.该党分裂为若干小派系。3.一方, 当事人 The parties to the dispute should be more polite to each other.争执双方应相互礼貌些。4.（一起旅行或参观等的）群，队，组