Question

who selected​ in election?

Answer 1

people selected in election are those who get the majority of votes by the areas population .
And if it is not particularly stated by you that whom you are asking about , but if it is in term of election of president in term of indian constitution than president is elected by a electoral college which comprises the member of parliament along with the member of state legislature assemblies , elect the president. the parliament also elects the vice president. the CJI (chief justice of india ) is elected by president of india according to indian constitution.