The correct option is C Regional parties need recognition in at least four states.
National parties may not be able to protect and highlight the interests of all regions within a nation. This is where state parties step in and resolve regional problems. To be considered as a national or a state party, it must meet specific requirements. A party needs to have at least 6% vote share in the last assembly or Lok Sabha polls to be considered a national party. A state party must have two seats plus a 6% vote share in the last Assembly election in that state.