When the parliament of a German federal state is elected, this is called a …

EDITORIAL LEARNING AID

Why is this answer correct?

The parliaments of the federal states are called Landtage (in Bremen, Hamburg and Berlin Bürgerschaft or Abgeordnetenhaus); their election is the state parliament election. The local election (a) concerns municipalities and districts, the European election (c) the European Parliament and the Bundestag election (d) the federal level.

Federal state, Landtag and state election belong together.

This translation and explanation are editorial learning aids. The official German wording and answer key govern the examination.