Consequently, in closed-list systems (described in Part II B below), the choice of the voters is done among a number of different party lists. Such systems leave the possibility for the parties to protect their leaders and to determine their own ranking within the list in accordance with some internal process within the party which may or may not be regulated by law. In open-list systems, the voters expressing their own preference(s), the accountability of individual candidates increases (more details in Part III of the report).