Which Statements About Political Groups in the European Parliament Is

Which statements about political groups in the European Parliament is FALSE?

A) They have to consist of a minimum of 25 MEPs from at least 7 member states.
B) They are rooted in one or more European political parties (Europarties)
C) The European Parliament has traditionally been dominated by two large political groups from Christian democratic and social democratic/socialist parties.
D) All Eurosceptic and Anti-EU parties are organized in one political group in the European Parliament.