Answer:
Electoral competition is all about competition among various political parties and several candidates. If there is no competition, elections will become pointless. Electoral competition provides every citizen irrespective of various sections in the society, one vote having equal value to elect their representatives.
The degree to which challengers a minority parties are able to hold incumbents accountable by mounting credible campaigns serves as a further indicator of Accessibility and responsiveness Over Democratic system to the people. Incumbents at every level of government have historically enjoyed high reelection rates thanks to their ability to deliver valuable constituent services; High starting name identification; Access to the media and other in kind campaign resources and ability to raise large campaign contributions from influence seeking individual and special interest groups.
Demerits of electoral competition are:
1) It creates disunity and factionalism in every locality
2) Different political Parties and leaders often level allegations against one another. Parties and candidates often used dirty tricks to win elections.
3) It is often said that the pressure to win electoral fights does not allow sensible long-term policies to be formulated.
4) Some good people do wish to serve the country but do not like to do so because of being dragged into the unhealthy competition.